logo ČAS

Česká astronomická společnost

Registrace k odběru novinek
Domů ČAS Články Akce Obloha Download Rady Media Kontakt

Snímek dne
« 2019.10.21

«  říjen 2019 
  Po Út St Čt So Ne
  1 2 3 4 5 6
7 8 9 10 11 12 13
14 15 16 17 18 19 20
21 22 23 24 25 26 27
28 29 30 31      

Oblíbené
Klíčová slova
   Video
   Animovaný gif
   Mouse over
   Anaglyf
   Interaktivní
   Java applet
Měsíční kalendář
Archiv
O APODu

Index (en)
Glossary (en)
Education (en)
Discuss (en)

RSS - dnes
RSS - týden

Internet astro.cz

Astronomický snímek dne (APOD) - Klíčová slova

Každý astronomický snímek dne má přiřazené alespoň jedno klíčové slovo. Související APODy lze snadno vyhledávat pomocí souvisejících klíčových slov.

Možžné řazení:
Abecedně
Dle frekvence

Dle frekvence


494: moon
476: mars
365: saturn
359: spiral galaxy
351: star formation
324: sun
275: milky way
243: Jupiter
233: dust
221: earth
204: venus
190: emission nebula
185: mouse over
181: planetary nebula
176: aurora
174: infrared
150: comet
149: galaxy
141: video
135: supernova
134: Orion
131: supernova remnant
128: x-ray
127: ISS
125: reflection nebula
116: cassini
104: meteor
103: meteor shower
102: black hole
98: globular clustermercury
95: asteroid
94: animated gif
93: solar eclipse
90: open cluster
89: stars
86: space shuttlestar cluster
85: spacecraft
84: cloudsHubblerings
81: sunset
78: LMC
75: Full Moon
73: galaxies
70: conjunctionlunar eclipseorion nebulastar trails
68: galactic center
66: pleiadesvolcano
65: molecular cloud
64: M31
62: Titan
59: galaxy cluster
58: nebulatransit
57: equinoxsolstice
56: dark nebula
55: launch
54: Plutowater
53: Hubble Space Telescope
52: Solar System
51: rocketspace station
50: crater
48: universe
47: eclipsestereo
46: shadow
45: interacting galaxiestelescope
44: horsehead nebulastartotal solar eclipse
43: Iolightning
42: active galaxy
41: dark matternew horizons
40: colliding galaxiescoronaM16pulsar
39: M8zodiacal light
38: cosmology
37: Eagle Nebulaenceladusplanets
36: m20panoramasky
35: M42neutron starx-rays
34: anaglyphopposition
33: ultraviolet
32: cluster of galaxieseuropa
31: carina nebulaLeonidslocal groupprominencetlewhite dwarf
30: Cygnusmagnetic fieldmessengersmcsunrisetseWolf-Rayet star
29: apollo 17binary starcrab nebulaH-alphahydrogenjetM51occultationsunspot
28: elliptical galaxyheart nebulam82observatoryPerseidstarantula nebula
27: analemmaAntareserosicelandJunoLagoon Nebularoversunspotsvoyager
26: astronautgravitational lensimpactM81spitzertotal lunar eclipse
25: atmospherebubble nebulacuriosityfireballgalileogamma-rayNorwayspiralstellar wind
24: active regionandromeda galaxyAntarcticaApollo 11discoverygravitational lensinghaloM33neptuneOpportunityphobosstar forming regionstellar evolutionstorm
23: collisionexoplanetperigeeperseidplanet
22: andromedabig dipperspirit rover
21: comet mcnaughtEta Carinaegalaxy collisionGeminidsHII regionMilky Way GalaxyPelican NebularadioRosette NebulaSagittariussatelliteSOHOsurfacetailTrifid Nebulavariable star
20: cratersGanymedeopportunity roverrosettasouth poleVeil Nebula
19: 30 Doraduscat's eye nebulaHelix Nebulaice crystalsInternational Space StationM57moonriseRing Nebulaspiral armsstellar nursery
18: annular eclipseCeresedge-onleo tripletm27m45Nightperseid meteor showerradiantSouthern CrossterminatorVesta
17: australiabelt of Venuscentaurus achandracomaconstellationcrescentDioneearthshineflaregamma-ray burstGreat Red Spotic1805iceM1M17messiernew zealandOmega Centauriorbitred giantspectrum
16: airplaneblack holesChilecmecomet panstarrscrescent moonDawndumbbell nebuladwarf galaxym101M104M78Mauna Keanoctilucent cloudsNorth America Nebulanorth polequasarSpiritVirgo Cluster
15: airglowapodatlantiscastleComet Holmescomet lovejoyCone Nebulaendeavourfilamentgreen flashHalloweenIrregular galaxylifelunar surfacenovaRho OphiuchiTethysTotal eclipsetrapeziumVela
14: absorption nebulaaccretion diskadaptive opticsCen ACharonHSTjetskeplerlarge magellanic cloudlight echolunar modulem106m44magellanic cloudsmassive starmeteorsmoonspartial eclipsereflectionRhearing galaxysdoSiriusSoul Nebula
13: AsteroidsCallistocosmic raysCrescent Nebulacuriosity roverdeep fieldfermikuiper beltlunationM83mountainsngc5194rainbowsolar flaresolar windsungrazerWitch Head Nebula
12: Alaskaaldebaranangular sizeapogeeapollo 12asterismbarred spiralcepheidChinadark energydust stormeclipticedge-on spiralgalactic planeherschelhorizonhyadesic5070IC 1805landerlandingmars expressmergerMimasnarrowbandnebulasngc2359ngc3628ngc5195NGC 2264OB associationPhoenixregulusrotationScorpiusseasonsspiral galaxiesspitzer space telescopeStephan's Quintettidal tailUranus
11: anniversaryBarnard's Loopbarred spiral galaxybow shockc/2011 l4charles messiereruptionFalcon 9galaxy groupgreeceGum Nebulahurricaneic1396ion tailKeyhole NebulaM13methaneMirnarrow bandngc6543ngc7635NGC 3372NGC 7635planet formationpolarisRigelsandseasonsetiSeyfert galaxyShuttleSombrero galaxystar clustersstarburst galaxySun Pillartime lapseumbrav838 monVLTWhirlpool Galaxywind
10: AE Aurigaecalifornia nebulacentaurusCFHTchromosphereCocoon NebulaComet LINEARconstellationscoronal mass ejectionedge-on galaxyflame nebulaflybygalaxy mergergamma raysGeminiherbig-harohuygensIC 1396image processingIris Nebulalaserleonid meteor showermeteoritemicrowave backgroundMonument Valleymoviemultiwavelengthneutrinosngc2070NGC 6357nucleusO starpaintingpartial solar eclipseperseus clusterphasesand dunesSeyfertSolar CoronaspainspringsupermoontychoValles Marineris
9: 67palpha centaurianticrepuscular raysapolloargentinaaurorasbetelgeuseblue moonCanary islandscolorComet Hale-Boppcometary globulecometsdiamond ringdust pillarsdust tailEarth's atmosphereecliptic planeextrasolar planetFlaming Star NebulaHyperionIapetusinterstellar dustjules verneLenticular CloudlightM66M87new moonngc4258ngc7331NGC 2237open star clusterorbiterpillarsplumeprometheusR136radarrefractionretrogradesatellite galaxysolar maximumspace walkstar-formationtailsthor's helmettreesvolcanoesweatheryoung star
8: 3Dall skybackground galaxiesButterfly NebulaCape CanaveralCas Acloudcoloradocomet ISONcosmic raycrepuscular raysdeep impactdiskdunesdust devildust pillarextreme ultravioletgalactic clustergalaxy formationgamma-raysgasgegenscheingusev craterHale-Boppic2177ic443IC 2118interacting galaxyinterstellar mediumiranlight pillarslight pollutionm21m52M63M7M97magellanmassive starsmelotte 15molecular cloudsnamibianearngc2327ngc281ngc4039ngc5139ngc604ngc7000ngc7023ngc869ngc884NGC 2244ngc 4565oceanorion's beltpacman nebulapartial lunar eclipseperseusphasesphotoluminesencesh2-101shadowssnowspacespicaStardustsun-like starSun halosuperbubbleSwedenSwifttaurustempel 1tornadoTritontwilightwise
7: 47 Tucanaeactive sunafricaagnalnitakannular solar eclipseApollo 8April Foolsbackground galaxyBarnard 68cassini spacecraftcave nebulaCMBCMBRcomet Ikeya-Zhangcomet nucleuscorona australisdistance scaledwarf planetearth's moonelephant's trunkemission lineereeruptive prominenceEskimo Nebulaevening starexoplanetsface-onfilamentsFiregalaxy pairgamma ray burstgeminidGLASTgravityhawaiiHerbig-Haro objectshexagonic1590ic 410illustrationIYA2009lenticular cloudslunarlunar roverM15m46M64m74mcnaughtMERMiraNASAnebulaengc1893ngc1977ngc253ngc4631ngc6188ngc6559ngc6946ngc7129NGC 1275NGC 3132ngc 6543NGC 6888NGC 7293night skynorthern crossopticalpanstarrspeculiar galaxypeopleperihelionpic du midiplanetary systemradio telescoperegolithS Monsaturn's ringssereneshock wavesmall magellanic cloudsolar minimumsouthern hemisphereSoyuzstarburststonehengesupermassive black holethunderstormtulip nebula
6: 2mass47 Tucabsorptionalnilamanimationaristarchusarp 188aseastronomerAtlas VBaily's BeadsBarnard 33beehivebinaryBryce CanyonCarinaCat's Paw Nebulacataclysmic variableCG4COBEcolorfulcolorsColumbiaComa Clustercomet Halleycomet hartley 2comet lulinComet NEATCopernicusdaydeer lick groupdipoledouble clusterdust diskearth shadowEaster IslandEinstein crossElephant's Trunk Nebulaemissionemission regioneta carinaEverestFox Fur Nebulagalactic cirrusGALEXgeomagnetic stormgrsh and chi perseiharvest moonheliumhorseheadIC1296ic342ic405ic410ic5067ic5146IC 1848Kitt PeaklakeLROm3M43m65m77M94magnetarmagnetospheremammatus cloudsMarkarian's ChainMars Odysseymars rovermerging galaxiesmintakamirachMoonsetmountainmysterynarrow-bandneutron starsngc1333ngc1365ngc1499ngc2170ngc4038ngc4449ngc4945ngc6164ngc6726ngc6888ngc6960ngc7293NGC 2170NGC 2440ngc 5128NGC 6559NGC 6960NGC 7000northern lightsnucleosynthesisOmega NebulaophiuchusPencil Nebulaperspectivephilaepillars of creationplanetary alignmentpolar ringproxima centauriradio telescopesredsadrsatellitesscientistsimulationSN1987Asolar prominencesoundSouthern PinwheelspaceflightSpaceXspiral armsummer trianglesundialsupercellsurveyor 3telescopestemperaturetrue colorursa majorvenus transitVictoria Craterwaterfallwidefieldwitch's broomWMAPyoung stars
5: 46pactive galaxiesall-skyallskyAlpsApollo 15artasperatus cloudsaurora borealisbarnardbig bangblueblue starsbok globulebrown dwarfc67Pc/2012 s1c/2014 q2californiaCaloris BasincameraCasimir EffectcassiopeiacaveCerro TololocherenkovChuryumov-Gerasimenkoclimate changeComet GarraddDark Riverdark skydenebdust lanesearly universeEarthriseEdmontonEight Burst NebulaEinstein ringellipticalexplosionextrasolar planetsfairyfalse dawnfireworksflaresFomalhautgermanyglobular star clustergoldGrand Canyongravitational wavesHayabusaHeleneHolographic Principlehot gasHydrogen alphaIC 418ionizeiridescenceironisland universeItokawaJupiter moonkansaslenticular galaxylibrationlight echoeslord rosseM2-9M24M38m5m61m76MakeMakemapMeropemeteoritesmoon halomoon illusionmoonbowMROMt. EtnaMyCn18ncpNEAR-Shoemakerngc1055ngc1068ngc4248ngc4627ngc5128ngc660ngc7822NGC 1232ngc 1333NGC 2392ngc 4038ngc 4725ngc 5457NGC 6334northpareidoliaParispathfinderPhoebePipe NebulaPlanckprawn nebulapsequasarsqueenslandradio astronomyraysred spotredshiftrockrocket launchRoll clouds147s171saturn moonsgr a*Sh2-136Sharpless 308shellssilhouetteskyscapesn 1006solar cyclesolar neighborhoodsolargraphsonic boomsouthern skystar streamSurveyort tauritadpolesthemistidal streamtimelapsetreetrifidTurkeyUVvdb142Virgo Cluster of GalaxiesVLAW5warpwide fieldX-ray backgroundx-ray binary
4: 20013C 75433 erosabell 21abell 39almaannularansel adamsAntennae Galaxiesasaph hallaurigab33bacteriabinary starsbipolar nebulablue stragglerblue stragglersBok GlobulesbolideBrazilc 17pc/2006 p1c/2006p1C/2011 W3camelopardaliscarbon dioxidecarbon starCatalinacentercepheus flarechiaroscurochloe angeline stickneycliffsComa Cluster of Galaxiescomet 73pcomet lemmonComet WirtanenCrater LakecupolaCygnus wallD. raddancingDeath ValleyDNAdragondust laneeagleEndurance craterepimetheuseridanusface on marsfar sidefarsidefictionFloridaformationGaiagalaxy evolutiongalaxy interactiongalilean moonsghostGhost Head NebulagloryGolden Gate BridgegranulesGRBsgreat wallhaleakalahalleyhcg 92helioshinodehistoryHoag's Objecthong kongHubble Deep Fieldhydrogen gasic1318ic417ic444IC 405IC 5146indiaInSightIntegrated Flux Nebulaionizationjanusjust so storykenyalakesldn1622leonidLeonids 2001LIGOlittle planet projectionLos Angeleslovejoylunar orbiterm100m108m110M22M35m36m47m55magellanic galaxymagnetic fieldsManhattanmaremariner 10medusa nebulamessageMGSmicrolensingmineralMMUmon r2moon shadowmoondogmorning starMt. Everestmu69MWC 922N11N44neil armstrongngc1531ngc1532ngc1973ngc1975ngc1999ngc2023ngc2264ngc2438ngc2442ngc3324ngc3372ngc3718ngc3729ngc4725ngc5055ngc6369ngc6723ngc6744ngc891NGC 1316ngc 253NGC 281NGC 290NGC 300NGC 4676NGC 4921ngc 5981ngc 5982ngc 5985NGC 602ngc 6302ngc 7331night shining cloudsnlcnoctilucentOntarioopen clustersosiris-rexozone holepanparanal observatoryparaselenepatagoniapenumbraPickering's Trianglepinwheelpolar mesosphericpolar mesospheric cloudspolarized lightprominencespropulsionpuppis aQPOquiltram pressurered rectanglereflection nebulasring planeRyuguSchwassmann-Wachmann 3sh2-155sh2-240shoemaker-levy 9shorty craterSIRDSsketchSky highlightsSnake Nebulasnrsouth celestial polesouth massifspaceshipSpherulespiculesSpritespritesstar cloudsstarbirthStarry Nightstellar life cyclestickney cratersts-121subaruteidetenerifetexastime-lapseTRACEtrumpler 14trussTWANTycho Brahetype 1aUruguayUtahvoyager 1voyager 2westerlund 2Winter Hexagonwinter solsticewispsyosemiteysoYukonyuri gagarinzimbabwezoomzubenelgenubi
3: 200722 degree haloa2151AB Aurigaeabell 1689abell 2151Abell 2218abell 3627Abell 370accretionacsahuna monsaircraftAM 0644-741Ant Nebulaantitwilightaphelionapril 1april fools dayar1520ar2192ar9393Arches National Parkarcturusarp77arp 87asteriodATLASaurora seasonb72backgroundballoonbeltbeta andromedaeBHB2007bioluminescenceblack aurorablue flashblue horsehead nebulablue marbleboulderC/2001 A2c/2007 n3c/2012 f6c/2013 r1c/2013 us10c/2016 r2calderacaldwell 9CanadaCanadarm2canyoncassini missionCassiopeia Aced201ChicagoCigar Galaxycircinus x-1Circumhorizon arccirruscity lightsclassical novacliffclusters of galaxiesCoal Sack NebulaCoat HangerCollinder 399comet catalinaComet Churyumov–Gerasimenkocomet EnckeComet Machholzcomet tailcomposite imageCONCAMcoronal holecryovolcanocycloneCydoniacyg ob3cyg x-1cygnus acygnus loopcygnus x-1DactylDaphnisDeimosdensity wavesdescentdistancediurnal motiondrawingduct tapedust clouddust nebulaearth's shadowEarthgrazeredgar rice burroughsedge onEGGsegretEiffel Towerelnathemission nebulasemmission lineepoxiESO 137-001Europeevening skyevolutionexpansionexplorer 1extrasolarF-18false colorfornaxFornax AFoxfur Nebulafragment cGalaxy Zoogamma-ray burstsgarraddGeminid meteor showergeysersgigagalaxy zoom projectglobulesgravity assistGRBGreeley Havengroovesgullieshabitablehabitable zoneHayabusa2Heliosphereherbig haroherculeshercules galaxy clusterherschel space observatoryHESShg56hh555high latitude cirrushighlightshimalayasHolehoodoohourglasshubble constanthubble legacy archiveHUDFhumanHurricane Ivanhuygens probeHydraic1340ic1848ic2944ic4628ic59ic63IC 2944IC 4592Idaifnimpact craterimpactsIndian Coveindonesiainferior conjunctioninflationintegrated flux nebulaeinteractiveinterstellarinterstellar gasIntrepid Craterion driveiridescent cloudsItalyJewel Boxjust sojwstKibolarge scale structurelcrossleoliftofflighthouselightsLINEARlisbonLL Orill orionisLL Pegasilow Earth orbitluminescenceluna 3lunar halolunar reconnaissance orbiterlyridsM25M4M6m60M81 Groupm86m96magicmagnitudeManicouagan cratermarch 3mare imbriummariner valleymars moonmars reconnaissance orbitermars science laboratorymasermcneil's nebulamercury programmeridiani planumMessier catalogmicroquasarMinotaurmirandamissourimoon phasemoonquakesmotionmslMt. SharpMultiverseMuonMz3n49narrow band filterneonepalNew HorizonNew Yorkngc1097ngc1275ngc1313ngc1554ngc1555ngc1579ngc1931ngc2024ngc2403ngc2736ngc3370ngc3603ngc404ngc4217ngc4594ngc4826ngc602ngc6514ngc 1309NGC 1499NGC 2080NGC 2158ngc 2266NGC 2623NGC 3079NGC 3310ngc 346NGC 3603NGC 474NGC 4755ngc 55ngc 598NGC 6745ngc 6751ngc catalogNight Sky Livenorth magnetic poleOklooptical illusionOrionidsorreryou4outflowP1 TrussPAHsPandorapeculiarperijovepersistent trainplanet earthplanetary conjunctionplasmapolarizationposeidonprojectionprotostarsQ4quantum mechanicsquebecquiver treesR Coronae Australisradiation beltradio jetsrainbowsrcw 49red dwarfred spritereflectionsretrograde motionrho ophiuchus cloudRichat StructureringRing of Firerio de janeiroriseRobert Goddardrotatingroversrubble pilerunaway starSakurajimaSaskatchewanscavenger huntSednaselfiesh2-249shadow conesharpless 249shockshock frontshockwavesilhouettesSimeis 147SIRTFSkylabsn2014jsn 1987aSoilsolarsolar activitysolar powersolar sailsombrerosouthspace explorationspacewalkspectroscopyspeed of lightspherulesspiral nebulaspirographSpirograph Nebulasputnik planumstar bubblestar burst galaxystar streamsstar systemstar trailstarfieldstarlightstarscapeStatue of LibertystreaksSTS-115STS-117sublimationsuborbitalsummersundogsupergiantsupernova remnantssurface gravitysurveyor 6T Tauri startaurus-littrowThackarey's globulesThe Micethortilttopographytractor near earth asteroidtrailtrojan moontsunamiTungurahuatype Iaunidentified sourcesusavalentinevalley of the moonvan allenVan Goghvdb141vdb152vdb68vdb69viewVikingVLBIvolcanismVoynich manuscriptWashingtonwaterspoutwinterwirtanenWolf-RayetWyomingx-classYutu
2: 2001 Leonids2002200320082008 tc32009201622 degrees2p/encke3604 vestaabell 347abell s0740advanced camera for surveysaeolianaerogelafterglowageair showerAkatsukialan shepardalborz mountainsaliensandesandy weirangel nebulaantenna galaxiesanti-auroraanti-twilight archanti tailantikythera mechanismapollo 13Apollo 16apollo programapparent sizeapproacharcsArcticarcus cloudares 3Arizonaarp104arp272arp273arp 116Arp 240Arp 271arp 286arp 81arp's loopashAsiaastronomyastrophotographyAtacamaatacama desertAtlas 5atvaureoleaurora australisauroraeAyers RockbacklitbarBarnard 163barredbeagle 2beehive clusterbeta pictorisbig ripbirdsblackholeblizzardBlue Horseheadblue iceblue stagglersboomerang nebulabosonsbrightestbrisbanebubblebucket wheel excavatorsbullet pillarsBurns Cliffbutterflybuttesc1396c17/pc2009/p1c2013/a1c/103pC/2001 Q4c/2004 q2c/2006 m4 swanc/2009 p1c/2018 y1 iwamotocabeuscalypsoCape CodcapellacarCarl Sagancaroline lucretia herschelcastorCataloniaCCDsced30celestial equatorcelestial polecentral barcentral peakcentral starcepheidschandor chasmachasmachelyabinskchemiluminescenceCircinus Galaxycircumstellarcitizen scienceclimsoclose approachclosest starcmdcoded aperturecoencolbertcold spotcollageColumbia Hillscolumbia memorial stationColumbuscomet 252p/linearComet 67PComet BorrellyComet BradfieldComet Churyumov-GerasimenkoComet Hale BoppComet IwamotoComet Linear WM 1comet pojmanskiComet Siding SpringComet SwanComet Wild 2cometary knotscompanioncompositecompton gamma ray observatorycompton observatorycontemplationcontrailcontrailscorecoronal loopscowCrabcrawlercrescent phasecrocodilecruxcryovolcanismcubesatdamagedark cloudsdark globuledark spotdark terraindatadawn missiondawn spacecraftdebris diskdeep imageDeep Space 1deep space onedelta rocketDenmarkdespinaDextrediffractiondiffraction spikesdimensionsdistance determinationdistorted galaxyDMSP satellitesdogDouble Archdouble rainbowdreyerdrivingduckduck nebuladust ringE0102-72earth moonecosystemedgeeitelementselkelongationemission nebulaeencke gapendeavorenhanced-colorenhanced colorequal nightEriseso 269-57eta aquaridEta Carevent horizonexaggerated colorexoplanetary systemexploding meteorextinctionextra-solarextra-solar planetextraterrestrial intelligenceextremophileeyeF-ringfarthest galaxyfaultfermionsFerryfilmfinlandfire rainbowfireflyfirstfirst quarterfirst starsfisheyeflaming starflyoverFornax Clusterfractalfragment bFrancefrizionfrostfull moon namesfullerenesgalactic dustgalactic star clustergale craterGalilean MoonGalilean satellitesgamma casgamma cygnigamma raygardengemini 4Gemini Northgemini telescopegeneral relativityGenesisgeographergeostationarygeostationary orbitgeysergiant magellan telescopegibbousgigapixelgliese 710Gliese 876dglobal warmingglobular clustersglobulegrailgrand designgranulegraphicgravitational radiationgravitational tidesgravitomagnetismgravity mapGravity Probe Bgreat dark spotgreat observatoriesGreen Cheese mythGreenlandGuatemalaGulf of Mexicogum56GW170817haikuHanny's VoorwerpHaumeahcg87HCG 87HDRHebes ChasmaHerbig-Haro objectherodotusHerschel Craterhh1hh2Hickson 44himalayahiriseholderholmberg ixholmeshomunculus nebulahot jupiterhot spotHR 8799Hubble palletteHungaryHurricanesHusband HillHyakutakehybrid eclipsehypernovaic10ic1179ic1795ic2948ic348ic434ic879IC 1795IC 434IC 4406IC 4603IC 4628IC 4678ice crystalice haloicebergIceCubeillusionintermediate polarinterplanetary dustintracluster gasionion taleionization frontiowaIreneiridescent cloudiridium flareiridium satelliteIsaac Newtonjava appletJulius CaesarjunocamJupiter's Moonsjuxtapositionkeenan's systemKepler 16bkoreaKPNOLa Sillalagoonlagrange pointLake Superiorlake turkanaLake VidaLaserslatLatvialavalayered hillslayered rockslayersldn 1251ldn 1688Leap Daysleap yearlensLeonids Meteor ShowerLHClick observatoryLitter Dipperlittle dipperlittle dumbbelllittle planetLobster NebulaLocal Bubblelocal cloudlogarithmic spiralloopslunar coronalunar farsidelunar phaselyridm18M2M32M39M71M72m9M95Machholzmagellanic cloudmagnetic northMaineManicouagan impact cratermapped colormars polar landermauna loaMcCandlessMcWay FallsmechainmediterraneanMelas Chasmamessier marathonmeteoroidmexicoMicemicrobesmicromoonmicroorganismsmicrowavemilkywaymineralsminor planetminor planetsmiragemirfakmirrormissing colorsmono lakemonochromemont blancmoon's shadowmoon setmoonlightmosaicmt. kilimanjaromultiwavelength astronomyMurray Buttesn132dn63anaked eyenear-earth asteroidnear earth asteroidNEAR ShoemakernearbynegativenetherlandsneutronNew Mexiconew yearngc104ngc1316ngc1317ngc1850ngc206ngc2174ngc2244ngc2419ngc2423ngc2683ngc2685ngc2841ngc2903ngc3165ngc3166ngc3169ngc3242ngc3314ngc346ngc3521ngc3576ngc3621ngc4372ngc4647ngc4649ngc4651ngc4656ngc5068ngc5078ngc5101ngc5216ngc5218ngc5247ngc5474ngc5560ngc5566ngc5569ngc5775ngc5905ngc5908ngc6050ngc613ngc6193ngc6384ngc6530ngc6599ngc6611ngc6720ngc6752ngc6822ngc6910ngc6914ngc6979ngc7142ngc7770ngc7771ngc7789ngc7814NGC 1097NGC 1300NGC 1313NGC 1365ngc 1512ngc 1535ngc 1569NGC 1672NGC 1818NGC 1999NGC 205NGC 2074NGC 2346NGC 2359NGC 2403ngc 2438NGC 2683NGC 2841NGC 2903ngc 3242NGC 3370NGC 3582ngc 3621NGC 4388NGC 4414ngc 4622NGC 4631NGC 5866NGC 6164NGC 6188NGC 6537ngc 6621/6622ngc 6772NGC 6781NGC 6822NGC 6823ngc 6992ngc 7009NGC 7023NGC 7027NGC 7139ngc 7424NGC 7714NGC 7742NGC 869NGC 891nixnobel prizenoctilucent cloudnorouznorth americaNorth Carolinanorth polar capNova CygniNROnuclear reactorsnustarOBAFGKMOccatoroceansOhiooiii emissionoklahomaOlympus Monsomicron cetiopen pit miningOphiuchiusoptical transientOregonorion armOumuamuaowl nebulaoxygenozoneP5pahpalomar 13Palomar Observatorypan-starrsparanalParker Solar ProbeparkesParthenonparticle beamparticle physicspeculiar galaxiesPeekskill meteorpegasusPelicanpenitentesperceptionperiodicperseid meteorperseus aPete Conradphantom energyPhoenix Landerphotographyphotospherepierre mechainpillarpinholepinhole imagepinkPinwheel GalaxyPismis 24placeplainsplanesplanetesmalsplate tectonicsplatopoker flatpolar mesospheric cloudpolar ring galaxypolespolluxPopulation IIIPowers of Tenpox 186praesepeprecessionprotostarproverbpulsar wind nebulapulsarsPyramid MountainQSOquadrans muralisquadrantidquandrantidsQuidditchr aquariiradiant pointradiation belt storm proberadio arcradio wavesrainrapa nuiray craterrbsprcw79rcw86rcw 38recordred-blue glassesred flashred spot jr.Red Square Nebulareentryrelative sizesReunion islandRho OphiuchusridgesRilleripplesroadrobotrobotic telescoperock climbingrocksRosetters pupRS PuppisRussiary tausagittarius a*Sagittarius DwarfSahara Desertsaltsame colorsand dunesaturn ringsaturn VscatteringScorpioscotlandSculptorSculptor GalaxySDSSSeattleseawifssecond millenniumsedimentary rockself-portraitserendipityservice modulesh2-129shadow bandsShapley 1shell galaxyshepherd moonshower radiantshuttle orbitersimulationssinus iridiumsky mapsky surveyskyglowsl-9sleepy hollowsmokesmoothsn1006sn185sn1993jsnow moonsnr 004.5+06.8Soap Bubble Nebulasofiasoft gamma-repeatersolar panelssolar rotationsolargraphysounding rocketsoundsSouthern Ring Nebulaspace sailSpace suitspace vehiclespace weatherspaceshiponespecial relativityspectral typesspinspokessputnikstar-forming regionstar birthstar cloudstar colorsstar fieldstar partystellar windsstereographic projectionstill lifestormsstrawberry moonsts-122sts-134sts131substormsubvisualsundogssunlightSuperearthsupergalactic windsupernovaesupernovassupersonicsupersymmetrysuperwindswanswirlsSwitzerlandsymbiotic starTajikistantanzaniatardigradeTASCAtauridteapottelestotempel-tuttletemple of poseidonterrainTerzan 5tetherthanks!thawTibettidaltiger stripestimetirostitaniatotaltoutatistrackstransienttrappist-1triangulum galaxytse2009Tunguskatvugc1810ugc 10214Ultima Thuleuluruuntetheredvabvalentine's dayvalleyvallis schroterivan allen radiation beltvandenbergvdb27vdB 152vela pulsarVela supernova remnantvermeerVerona Rupesviking projectVincent van Goghvisiblevisible lightvisionvisualizationvoidvortexWaterfall NebulaWestarWhite Boat Rockwild 2windswirowisconsinWitch's Broom NebulaWIYNWizard NebulawlmWolf-Rayet StarsWolf's Cavewright monsX classxtej1118+480yellowstonezeta ophiuchi
1: 0pen cluster10100 Hours of Astronomy101955 Bennu103/P hartley103/P hartley heart nebula103p10th anniversary1700s17p18180 panorama1900s1987a1998 jeep cherokee1998 ky2619991P/Halley2001 leonid2001KX762002 MN2002 ny402003 K42004 bl862004 FH20052006 vv22007 TU242009 iya2009 R120102012 DA142012 VP11320142014 mu692015BZ509209p/linear20th21p22 degree22degree halo24 hour star trail2D2dF2dF survey30 doradus30 Dor3200 phaethon360 degrees3c2793c2943C2963c583c753x940 leonis40th anniversary41/p41p4245P47 tucanna47 UMa550th anniversary55 Cancri667p/c-g67P/Churyumov-Gerasimenko67P/Churyumov–Gerasimenko73P74787587 sylvia96P/Machholz 1A ringabberationabel 2125Abell 1Abell 1185Abell 1656abell 1795Abell 2267Abell 23abell 2390abell 2597abell 2666Abell 2744abell 36Abell 400Abell 426Abell 520abell 68abell 7abell s1063aboveabsorption lineabsorption linesabstractionacacia treeAcadia National ParkAcheron Fossaeachillesacropolisactiveactive region 1748active regionsAdirondackadriatic seaaerosolaerosolsAFGL 2591age of the universeage of universeahu hokuahunaaimair glowair pollutionair ripplesairportalamut castlealesiaalgeriaalgiebaalien lifealiothalkaidALMA ice ringalmahata sittaalpen glowalpha2 libraealpha camAlpha Cen Bbalpha centaurusalpha orionisAlpha Ursae MajoridsalphonsusAlps MountainsaltiplanoAmaltheaAMANDA IIamateuramateur astronomyamazonis planitiaAmerican eclipseAMS detectoranagramAnak KrakatauAnanda Templeancient archesancient artancient greeceancient writingandromeda nebulaAngkorangst surveyangular momentumannapurnaAnnefrankannotatedantares rho ophiuchiAntennaeAnthe arcanti-crepuscular raysanti-radiantanti-tailanticyclonesAntikytheraantimatterantisolarantitailantitwilight archAntliaantonovanvil cloudAPMAPM Surveyapollo 14Apollo asteroidapollo landing siteappApril Fool's DayaquaridsAquarius Dwarfaquila riftar1019AR11787AR 1429Arabia TerraarcArchArctic HengeAres 1-Xariesaristarchus craterarp159arp336arp78Arp 142Arp 147Arp 194arp 227arp 243arp 263Arp 274Arp 284Arp 299arp 316arp 94arrivalarsenicarsia monsartificial starartists renditionarzachelasellus australisAsh riverashen glowasparagusasterioidAsteroid 1998 WT24asteroid Itokawaasteroid Ryuguasteroisasteroseismologyastro-e2astro-hastrobiologyastronaut exploringastronaut photographyastronaut runningastronautsastronomersastronomical clockastronomical observatoryastronomy dayastronomy manuscriptastronomy townastrovideographyatatacamATCAAteta CoronaAtlantic Oceanatlas rocketatmospheric aureoleatomic nucleiatrexauger observatoryauraaureum chaosaurigaeaurigidsauroral coronaAustralian PinnaclesAustriaautomated transfer vehicleAutumnautumn moonAutumnal Equinoxavalancheaverage colorayersazerbaijanAzoresB-15Ab175b204b226b26b27b28b34B44b92b93B 1Baade's Windowback flipbackground radiationsbackwards sunspotbacteriophagebad astronomyBadlandsbahram palacebandbanffBarchanBardenas Realesbarnard.Barnard 72Barnard 86barred galaxyBarringerbarringer craterbarsoombaryon acoustic oscillationsbaseballbasinsbat99-2BAT99-49batmanBATSEbay of rainbowsBayon TempleBe X-ray BinarybeadsBeagle CraterBear LakebeautybegirtbeigeBeijingBelfastbelowbelt starbelt starsbennuberrybowlbeta hydribetelgueseBGC 6302BHR 71binary starsbinary asteroidbinary companionbinocularsbiplanebipolarbipolar outflowbirdblack seablack waterblakeblast waveblazarBLG-109Block Island Meteoritebloom's dayBloopblue fringeBlue Horseshead Nebulablue hourblueberriesboatsBoeing 747bok globularBolshoiBonestellborealborrellybostonBotswanabracketsBradfieldBrain Craterbreak upbreakfastbright cliffsbright cometbright pointbright spotbright starbrightensbrightnessbrocken specterBronze Agebrown dwarfsBruce McCandlessbubbliciousBuck Moonbucket-wheel excavatorBuenos AiresBug NebulabuildingBullet ClusterBumper 2bumpy boulderBungle BunglesburritoBylotbyurakan observatoryBZ CamC-ringc17p holmesC1999/S4 Linearc2006p1c2007n3c2013us10c21pc/1995 o1C/1999 S4C/1999 T1C/2001 A2 (LINEAR)c/2001 t4 (NEAT)c/2002 c1c/2002 t7 (LINEAR)c/2002 v1c/2002 x5c/2002c1c/2006 a1c/2006a1c/2007n3c/2009 r1c/2009p1c/2012 K1c/2013 a1c/2013 us1c/2013 x1c/2014 e2c/2014 q1c/2014 s2c/2015 ER61c/2015v2c/2016u1c/2017 O1Cabeus craterCalabash NebulacalculatorcalistoCallanish StonesCambodiacamelopardalidcamelopardalidscampingcanalsCancri 55 ecandorcanis majorCanis Major Dwarfcanis minorcannoncanopusCanyonlandscapCapital Reef National Parkcarbon observatorycarbonaceous chondritecarpe noctemcarpetCarrington EventcarscartoonCartwheel Galaxycascade rangecascadescaspian seacastle morbyCat's EyeCat's Pawcataclysmic variable starcatalogcaverncavernscavescentaurus clustercentral bandcentral diskcentral ringcenturyCepheid variableCepheid variable starCepheid variablescepheusCepheus Bceraunius tholusCFHT Telescopecg 30-31-38cgrochajnantorchallengeChamaeleonchameleonchanceChandra Space Telescopechandrayaan 2chang'e 3Chang'e 5 T1channelchannelsCharikloCharles Conradcheckerschemical evolutionChicagohengechichen itzachimborazochinesechlorophyllchongqingchrister fuglesangChristmas Tree Clusterchuruymov-gerasimenkocirclecircum-axialcircumhorizontal arccircumstellar diskcircumzenith arcCirrus cloudscityCL0024cl0024+164CL0024+17Clevelandclimateclose upclosestclosest approachclosest galaxycloud topscloud trailscloudbowclustercluster gasclyde tombaughCMB radiationco-orbital satellitesCO2coal sackcoccolithophorescocoa beachcocooncoldcold dustcollidercollidingcollisionsColognecolor-magnitude diagramcolor inversioncolumbus labComanche Outcropcome LovejoyComet 12Pcomet 217p/linearComet 21PComet 45Pcomet 46Pcomet 57Pcomet 8p/tuttleComet AsissnComet C-Gcomet C/1999 S4 LINEARComet C/2002 T7 (LINEAR)comet clark 71pcomet du Toit-Neujmin-DelporteComet HartleyComet Hyakytakecomet ikey-zhangComet Itakawacomet jacquescomet kiessComet KirchComet LeeComet PannSTARRsComet Schwassmann Wachmann 3comet siding sprintcomet tempel 1cometary fragmentationComete 67Pcomets c/2002 t7communications towercompact groupcomputer simulationconcept planeconeconfirmationconjuctionconjuntionconstantinopleconstellation centauruscontestcontinentsconvectioncook islandscoronaecoronal holescoronal loopcoronascoronographCoRoT 7bCoRoT satelliteCosmic Callcosmic call 1999cosmic distance scalecosmogenycosmological constantcosmonautcrackscrash landingcrater chaincrawler-transportercrescentsCRL 618cross-quarter daycross quarter daycrs-15crs-9crs17crustcrystalcrystalsCTA 1Cthulhu RegioCubeSatsCuriousityCuriousity rovercurtainscurtiusCW LeonisCygnus-Xcygnus snrCygnus spacecraftcygnus xcytherianCzech RepublicDallasdalmatiadanubedarkdark cloudDark Doodad Nebuladark nebulasdark sandDark Skiesdark spotsdarkened citiesDavid ScottDay of LightDaya Baydaytimedaytime occultationdead treesdeath stardebris clouddegasDeinococcus radioduransDelawaredelphiniddeltadelta 2Delta 4delta cancriDelta IVDelta IV Heavydelta scorpiiDem L316dem l71descartesDestinydeuteriumdeviceDevil's Towerdevils towerdiagramdiameterdiffraction limitdiffuse emissiondigital agedigital fantasydigital imagedigital modelDingo Gapdinosaurdirtdisconnection eventdishdisksdistance ladderdocking ringDolomite mountainsdotsdotted dunesdouble open clusterdouble ringed basindoughnutsDR21DR 6dracoDraconidsdraculadragon capsuledragon stormdragon xDragonflydrilldrive-in theaterdronedruid circledry icedscovrdubaidubheDuck Baydumbellduskdust cloudsdust devilsdust filamentsdust stars corona australisdust stormsdust taledwarf elliptical galaxyDwarf Irregulardwarf irregular galaxydwarf novadwarf planetsdwarf spheroidaldwarfplanetDysnomiae-ringE4eagle craterEagle EggsEamesearly galaxiesearth-like planetearth at nightearth orbitEarth's rotationearthquakeEarthquakesearthworkseasterechium wildpretiiEchus ChasmaeclipsosaurusEcuadoredgo-oneeltege-onEgg Nebulaeighteight planetseinsteinEkpyroticel capitanel castilloEl GordoEl Ninoelbaelectricelectricityelectromagnetic spectrumElephant Rockeleven years oldelvisemission linesenckeEndeavor craterEndeavour craterEngineering flatsenglandengravingEnterpriseeolianephesusepicEpislon Eridaniepsilon aurigaeequivalence principleerosioneruptionseruptive filamentESAescherESOeso184-g82Eta AquariidsEta Carina NebulaEta CarineaEthiopiaEtnaEtruscan VaseEtscorn Observatoryeuveevaevaporationevent horizon telescopeEverest panoramaEverest Paroramaexclusionexomoonexoplanentsexpeditionexpedition 20Expedition 21expedition 42experimentexposure timeextended red emissionextra-solar planetsextra-terrestialsextrasolar planetary systemextrasolar systemextreme deep fieldextreme shrimpextremely red objectEyes galaxieseyjafjallajokullf ringFAAfaculafaint ringsfairiesfallingFalse Kivafastfata morganafeatherFebruary 23Felix BaumgartnerFermilabfibrilsfifteen years oldfigure 8filterfinal flightFire IslandfireballsfirefliesFireworks Galaxyfirst lightfirst quarter moonFishhead NebulafjordflagFlagstaffflashesflickerflickeringflight deckflight patternsflocculenceflocculentfloculentFlorida Bayfluorescenceflyfly freeFly Nebulaflying freefog bowfogbowforceforeground starsforest firefornax galaxy clusterfountainsFour Girl Mountainsfox furfracturesfragmentsfrederic churchfree flyingfreedom 7french rivieraFresnel lensfrogfrogsfrozen seafrustriausFrying pansft2fuel dumpfull circlefull earthfumarolefundamental particlesFUSEg21.5-0.9G292.0+1.8g650g82.2+5.3gaia catalogGalactic Center Radio Arcgalactic centersgalactic collisionGalactic Coregalactic haloGalactic Neighborhoodgalactic polesGalaxie Mléčná dráhagalaxy centergalaxy collisionsgalaxy nucleusgalaxy shellsgalileanGalileo GalileiGalileo probegallilean moonsgamegamma cassgamma cassiopeiaegamma cygniigamma cygnusgamma leonisgamma ray burstsganymedesgas cloudgas cloudsgas pillarsgas ventsGaspragegensheinGemindsgemini southgeminid meteorGeminids meteor showerGene ShoemakerGenesis missionGenevageoidgeologygeomagneticGeorgiaGhost Panelgiacobini-zinnergiant jetgiant stargiant starsgifgigantic jetGigantic JetsGiottogj581ggk perseigl 581glacierglaciersglassglieseGliese 1214bGliese 832cGliese 876glintGlobe at NightGlowing Eye NebulaglowwormgmtgnomongoagoatgodafossGoddard Space Flight CenterGOES-16goes 16GOES Eastgoes satellitegolfGomez's HamburgerGRACEgranadaGrand Finalegrand finale>Grand Prismatic Springgravitational radiationgravitational lensesgravitational wavegravity wavesgrb011211GRB030329grb080319bgrb090323grb980425grb 011121GRB 060218GRB 090423GRB 110328AGRB 130427AGreat AttractorGreat Basingreat riftgreat salt lakegreekgreenGrenadagro j1655-40groningengroup of galaxiesGuatamalaguide starsgulf coastgullyGum 16gw150914H.E.S.S.H alphaha hahabitatsHairhalf domehaloshammerhappy halloweenhappy peopleharpharpshartley 2haulaniHayabusa2 spacecrafthazehcg62hcg79hcg91hcg 90hd189733hd80606bhd82943HD 10180HD 188753HD 189733bHD 209458bhd 44179hd 5980HD 70642HD 95086HD 98800heaoHeart and Soul nebulaeheat shieldheatmapheavy elementsheavy waterhedHeliopausehelioseismologyhellas basinHemingwayhen 2-104hen 206henburyHenize 3-401Henize 70Henreitta LeavittHerbig-Haro 24Herbig Haro jetsHerbig Haro objectHershel 36hesiodushete-2hexagonal cloudhg56aHH-222hh1/2hh222hh24hh32HH 24hh 46/47HH 47HH 666Hickson 31Hickson 90HideawayHiggsHiggs bosonhigh-masshigh altitudehigh definitionhigh pressurehigh velocity cloudshighest mountainhighest pointhighest temperaturehiihillHillary outcrophillshilo observatoryHimawari-8 satelliteHirsau AbbeyhitomiHohohenzollern castlehokuhokusaihole in roofhole punch cloudHollowsHolograpic principleholometerHolstholy cowHomunculusHoreshead nebulaHorseshoe Bendhorseshoe canyonhorsetailhostshot air balloonhot starHOTBIRD 6hotspotsHST ACShubble-xhubble anniversaryhubble legacyHubble Space TelscopeHubble Ultra Deep FieldHubble VhugehumanityhumansHumphrey rockhunter's moonHurricane FrancesHurricane HarveyHurricane Isabelhvězdotvorná oblastHyabusa2hybridhydgrogenhydrocarbon seahydrogen-alphahydrogen alpha emissionhypercubeI Zwicky 18iacic1284ic1871ic1995ic2118ic2188ic2497ic3328ic353IC418ic4592ic4601IC4603ic4970IC 1IC 1274IC 1871ic 2169IC 342IC 417IC 443IC 4601IC 5070ice blocksice capice geysersice sheetice shelfigrj11014-6103iguacuikariaikeya-zhangillumination mapIllustrisTNGimagesimagingimpact basinimpact eventInca Cityinflationary universeinflowinformationInner Mongoliainner ringinner solar systeminsideInt-Ballinteractinginterferometerinterferometryintergalactic gasintergalactic wandererinterstellar pareidoliainterstellar spaceintracoastal waterwayio callistoIonian Seaionization frontsionization regionionized hydrogenionosphereirIRAS 05437IRAS 20324IRc2IrelandiridiumIridium satellitesirregular moonIRS 4islandsISONiss 020istanbulIthaca Chasmaiyaj0617j0806J103815Jackson Lakejames web space telescopeJanacekjapanjet streamjetpackjetty parkJKCS041john olivasJohnstownJoshua Tree National Parkjovian moonsJulian CalendarJulyjupiter moonsjurassicK-T eventKaguyakahlifa towerKalahari DesestKamLANDKaren Nybergkarkas mountainsKatrinakazakhstanKeckkeck observatorykeeler gapKemble's Cascadekennedykennedy space centerkepler-11Kepler-78bKepler 22bKepler 90kepler missionKepler's supernova remnantkerbalKibo moduleKIC 846252kidKilimanjarokilnsKing of Wingskit peakklaatuklapotetzKleopatrakochabkonaKounotori2Krakatoakrakowkrun maculakurdistanL1448 IRS3Bl1551l183La Ninala palmaLabtayt Sulciladeelagrangian pointLake BaikalLake MichiganLake NormanLake Tahoelambda centaurilambda orionislandartlanding testlanding zone 1landsatlandscapeLaniakealaplandlarge binocular telescopeLarge Hadron Colliderlari projectLarry's LookoutLarsen Ice ShelfLas Campanas observatorylaser altimeterlaser pointerlast missionlast spacewalklatitudelattelaunch padlaunch plumelaunch plumeslaunch towerlava bubbleslava floeslava flowslava fountainlava plumelbn743lbn753lbn762lbn777lbn782ldn1147ldn1158ldn1495ldn673ldn 1221ldn 183LDN 277ldn 988leaf trailsleap dayleavittLeedslegendslemmonlensinglenticulaeLeo ALeo DwarfLeo ILeonids 2002LH 95Libyalicklight bridgeslight curvelight depositlight echoslight houselight minutelight pillarlight travel timelightning goatslightsail spacecraftlincoslinealiquid fuelliquid waterlithiumlittle dumbellLittle PrinceLittle Red SpotliveLocal FluffLocal Interstellar Cloudlocal universeLoch Ard Gorgelondonlondon eyelongfellowlookback timelough eskeloveLowelllsblunar alpslunar analemmalunar cyclelunar eclispelunar explorationlunar fog bowlunar observatorylunar occultationlunar orbitlunar prospectorlunar ranginglunar south polelunar tourismlunar transitLunokhodLutitealyman alphalyman alpha forestlyrid meteor showerm-class flareM10M103m109M11M14m15-x2M19m23m28m34m37M41M53m60-ucd1m67m84m84 ellpticalm88M89m92M 1macroMACS 1206MACSJ0025madagascarmadridMaffei 1Maffei 2Magellan TelescopesmagellanicMagellanic Streammagna bubblesmagnetic cyclemagnetic loopsmagnetic stormmagnetic tubemagrittemain asteroid beltmain sequencemammatusMandelboxMandlebulbManila Baymantlemar imbriummarch 26mare frigorismare orientalemare vaporumMaria MitchelmarinerMarius HillsmarkabMarkarian's Eyesmars exploration rovermars hoaxmars landermarsdialmartian craterMartian moonMartian RoverMartian surfacemaryland cratermavenMayanmayan calendarmbm54McCool HillMcMurdo panoramamcnaught-hartleymdiMeerKATmegrezmelasmelk abbeyMER-Bmerakmercury transitmercury venusMercuymergersmerry-go-roundmesamesosphereMessenger spacecraftMessier 13messier momentMessier objectMeteor Cratermeteor showersmeteor trainmeteorameteroid impactmethane dwarfMethoneMethuselahMetismetonic cyclemgrmiass rivermicrobemicrobiomemicrogravitymicrometeoritemicronmicroscopemidnightmiky waymilkomedaMilky Way bandMilky Way CenterMilky Way planemilkyway galaxymillenniummillennium threemillisecond pulsarmineral veinminerologymingantuminingMinnesotaminotaur 1minuteman IIImira variablemirrorsmishapMissoula cratermizarMlhovina rybí hlavaMléčná dráhaMMSmoaiMoai statuemobius stripmock sunmodelmodesmodulesmojave desertmolamolecular torusmoleculemoleculesmolokaimoltenmoltonmommongoliaMonocerosmonolayermont-meganticmontagemonthmontparnassemoon crashmoon landingmoon landingsmoon valleyMoondogsmordormoreton wavemoretusmorning glory cloudsmostly humans from earthMotýlí hvězdokupamount blancmount damavandMount Nemrutmount rushmoreMount Sharpmount wilson observatorymountain shadowmovementmoving groupmoving starsmp3MS2137.3-2353MS 408mt. grahamMt. AnatahanMt. BlancMt. BromoMt. ClevelandMt. Hoodmt. jelmmt. rainierMt. RanierMt. RemarkableMt. St. Helensmu8mu columbaemud volcanoesmullica rivermultiple exposuremultiple star systemmuscamusca dark cloudmuseumsmutual eventmw1mw2MWP1mxxMyanmarmystery objectMystic MountainMz 3N-body simulationN11BN159N44Cn44fN70n81n 49nadirnafenanosail-dNASA anniversarynasir al-din tusinational parknausetnear-infraredNear Earth Objectsnear infraredNEAR spacecraftnearby starnearest starsnearsideNEATNebraNebraskanecklace nebulanedNeptune's atmosphereNeptune's moonNereus CraterneutrinoNevadanew general catalogNew HampshireNew Jerseynew orleansnew ringsNew York Citynewgrangengc1ngc1128ngc1245ngc1300ngc131ngc134ngc1360ngc1427angc1569ngc1700ngc1788ngc1907ngc2ngc205ngc2071ngc2158ngc2169ngc2175ngc2237ngc2264 irsngc2287ngc2363ngc2440ngc246ngc2632ngc2770ngc2818ngc2818angc292ngc3185ngc3187ngc3190ngc3193ngc3199ngc3226ngc3227ngc3239ngc3319ngc3344ngc3532ngc362ngc3766ngc3783ngc3808ngc3992ngc4013ngc4216ngc4298ngc4302ngc4365ngc4435ngc4438ngc4564ngc4565ngc4567ngc4568ngc4696ngc4697ngc470ngc4731ngc4731angc474ngc4754ngc4762ngc4921ngc4976ngc5005ngc5033ngc5070ngc5272ngc5291ngc55ngc5584ngc5907ngc5963ngc5965ngc6027ngc6200ngc6205ngc6302ngc6333ngc6350ngc6397ngc6603ngc6802ngc6872ngc6903ngc6934ngc6939ngc7089ngc720ngc7214ngc7380ngc7497ngc7654ngc770ngc772ngc7768ngc7769ngc77769ngc7841ngc957ngc981NGC 1NGC 1132NGC 1398NGC 1435NGC 1566ngc 1705NGC 1748NGC 1850NGC 1898NGC 1931NGC 1977ngc 2023NGC 2070NGC 2174NGC 2207NGC 2467ngc 247NGC 263NGC 2736NGC 2787NGC 2818NGC 2936NGC 2997NGC 3190NGC 3256NGC 3293NGC 3314NGC 3324NGC 3521NGC 3572NGC 3576NGC 3584NGC 3628NGC 3682NGC 3982ngc 4214ngc 4258NGC 4372ngc 4449NGC 4452ngc 4603ngc 467NGC 4696NGC 4736NGC 4762NGC 4945NGC 4993NGC 5033NGC 5189NGC 520NGC 5426NGC 604NGC 613ngc 6167ngc 6193NGC 6217ngc 6240ngc 628NGC 6375NGC 6384NGC 6397NGC 6520NGC 6599NGC 6782NGC 6791NGC 6814NGC 6820NGC 6872NGC 6946NGC 7008NGC 7032NGC 7049NGC 7252NGC 7318NGC 7380NGC 7497ngc 7600NGC 7653ngc 7789NGC 7822NGC 864ngc 896nicmosNielsennighttimeNilosyrtis Mensaenixonnntz-lrsno furtherno starsnoctilla scintillansnoonnorgay montesnorth celestial poleNorth Dakotanorth facenorth north temperate beltNortheast Megalopolisnorthernnorthern coal sacknorthern hemispherenorthern summernorthern winterNOTnot falcon 9Notre Damenova centauri 2013Nova Sagittarii 2015 No. 2Nova Velorum 1999nozomiNoční svítící mrakynuclear reactorNunatakO-staro starsOB associtationoberonoblate spheroidobservable universeobservingocislyoco-2octansOctoberOdysseus Basinodyssey spacecraftOgunquit beachohohňostrojokie-texold faithfulOlympic Valleyolympicsolympusomgoort cloudopen clusteropen cluster m45ophiroptical lightopticsorangeorange soilorbital angular momentumorientaleoriginorion-eridanus superbubbleOrion constellationorphan afterglowoscillationsOSINotevřená hvězdokupaOTsoutburstouter Galaxyouter Solar Systemouter spaceov-103ov-104ov-105ov102ov105oval baovidoxop4p/19P/2010 A2Pacmanpalm treespalomar 12Pangea UltimaPangeo UltimapantheonPapillonparachuteparallel universesparhelic circleparkes telescopeparticipationpartypaterapathpath of totalityPauli Exclusion PrinciplePařížPeekskillPeekskill fireballpelepenumbralpenumbral eclipseperiodic cometperseids meteor showerPerseidyperthpetroglyphphagePHAsphecdaPhilippinesPhotomosaicphoton spherephrygianphytoplanktonpi daypi scorpiiPictor Apileus cloudpin holepinhole photographyPinnacles rock formationpioneerPioneer 10PisaPiscesPismis 24-1pitpitspixelpk231+4.1pk47+42.1PK 164 +31.1planck scaleplaneplanet conjunctionplanet conjunction 2002planet finderplanetary defenseplanetary motionplanetary systemsplanisphereplanktonplateauplePleaidesPleiades Nebulapleidespln283+25.1plumespluto moonsplutoidpn g111.0 +11.6PN Ju 1poemPoint Lakepolandpolarpolar polygonspolar regionpolaris nebulapolepole pointerpollutionpolyxopolární zářepony express lakePoodle RockPopulation III starsPorch of MaidensportaraPortugalPOSSposterpower outageprachové pásypraesepaePraguePrandtl-Glauert Singularitypre-main sequenceprimary mirrorPrimis 24princess lenoreProcter CraterprocyonProgress MS-10Progress supply shipproject mercuryPrometheus Plumepropellersproplydsprotected skyproto-planetary nebulaproto-superclusterprotonproton arcProton rocketprotoplanetary diskpsr b1509-58ptolemaeusptolemypublic eventspuffballpulsar windpulsespuppispuzzlepwyllpyramidpyramid crystal halopythagorasQ2QR codesquadrantid meteor showerQuadrantidsquantumquantum universeQuaoarquark starsqumisqunatum mechanicsr2d2r lepRacetrack PlayaRacetrack Plazaradiantsradiationradiation belradio dishradio galaxiesradio lobesradio noiseradio sourceradio telescopradio telescope arrayRamarammasunrangerranger 7rayed cratersrcw114RCW38re-entryreal timerecord speedred aurorared/blue glassesred flierred giant starred giantsred glowred rectangle nebulared rocksRed SpiderRed Spider Nebulared spot juniorRed Squarered supergiant starredshift 10redshift eightredshift surveyredstoneredstone rocketreflection absorptionreflection nebuloareflectorrefractreindeerreionizationrelative motionrelativityrelief mapremasteredRembrandt impact basinremnantresilientresolvedrestoredresupplyretrograde motionreturn to flightrevolutionrho ophuiuchiribbonridgeright ascensionrigil kentaurusring particlesring shadowsrings of saturnringshinerisingrising airritcheyriverrno109roadsterrobert frostrobert smithsonrobotsrock formationRock Nestrock slabrocket plumerocket trailrocket trailsrocketcamrocketsRocknestrocky mountainsrollroll cloudsromaniaRon Oliversenroot beerRoque Cinchadorotaterotating service structureRotten Egg Nebularound rockRover 1ARR Lyrarr lyraeRR Lyrae starsRS CVn starsRS OphRub al KhaliRudolf IIrunning chicken nebularunning manRX J185635-375rxj0806.3+1527S106saaosafetySag ASag A*Sagattarius A starSagittarius Dwarf Irregular Galaxysagittarius dwarf spheroidalsagittarius spiral armsaharasailing stonessame color illusionsample returnSan Andreas FaultSan Franciscosan fransiscosand driftssand jetssandqvist 169sandstormsanta cruzsarossarychev peaksatellite trailsaturn mosaic project> ,  saturn ringsSaturn's MoonSBbSBOscalescale modelscale of universescarpschiaparelli basinSchrödinger's catscintillationscramjetSDSSJ1430se qalehseasea levelsea of tranquilityseafoodSeagull Nebulasecond flybysedimentaryseeliger effectSeipseismographsequenceSequoia National Parkserpens nebulasestSeven Strong Menseventeenthseverní pólSeyfert's SextetSGHSSGRSgr AsgrA*sh2-1sh2-115sh2-157sh2-239sh2-7sh308shadow playshadow transitshadowriseshakespeareshanghaiShanti StupaShark Nebulasharpless 140Sharpless 171Sharpless 2-106SHASSAshedarShelf Cloudshelleyshepherd moonssheppard moonsher 25ship wreckshipwreckshirazshoshock frontsshock wavesshorelineshort GRBsshort hard GRBsshowershrinkingSicilysidereal timesiding springsightingsigma octantissignsignalsilk roadsim 147Simeis 188sister-in-lawsiv2sizessky lenssky meteorsskylightskyviewSleeping Beauty galaxysloan great wallSlovakiaslow motionsm3bsmart 1SMC Galaxysmogsmoke angelsn1998bwsn2001kesn2004djsn2006gysn2009jssn2012asn2012awsn2017eawsn2018ivcSN 1006NGC 253SN 1987A. supernovaSN 2004djSN 2005apSN Refsdalsnakesnow treessnowballsnowballsSnowflake clustersnr0104-72.3SNR 0509sobaeksan observatorysodiumsoft groundSOHO spacecraftsoil sampleSojournersolSol 29solar daysolar dynamics observatorysolar mosssolar neutrinossolar powered flightsolar system formationsolar telescopesolar transitsolid rocket boosterssolis lacussolis planumsonatasongsonificationsoufflesound speedsouth dakotasouth pole of marsSouthern Crownsouthern equatorial beltsouthern lightssouthern lunar highlandsSouthern OceansovietSpace Shuttlespace invaderspace shuttle endeavourspace telescopespace travelspaceportspacestationspacetimeSpanish Peaksspecklesspectacularspectraspectral linesspeculoosspeedspeed graphicspherespheresspherical earthSpider and Fly NebulaeSpider Nebulaspiral diskspiral jettyspiral meteorspiralingspiresspirální galaxiespongespookySquareStandard Modelstar formationstar-forming regionsstar chartstar colorstar countsstar creationstar deathstar namesstar pillarsstar spotstar systemsStardust - NeXTstarfeststarmanstars pegasusstarspotstarspotsstarstreamstartrailsstatuesSteinsstellar collisionsstellar encounterstellar explosionstellar flarestep focusstereo bstereo imagestereo missionStereo Satellitestereogramstereographicstevestorm alleystormystrange streakstreakstreamstreamersstriationstring theorystromatolitesstructureSTS-100STS-101STS-103sts-105STS-108sts-109STS-112sts-114STS-116sts-119sts-124STS-125sts-128sts-130sts-132STS-133sts-135STS-41-BSTS-46STS-64sts107sts109sts123sts126sts128sts134sts98Sudburysuitsat1sulfursulfuric acidsummer solsticesun-like starssun dogsun dogssun tunnelssundailSunflowerSuomi NPPsuomi npp satelliteSuper-Earthssuper earthSuper Planet Crashsuperclustersuperfluidsupermassivesupernova 1994Dsupernumerary rainbowssuperpositionsupplysurface colorssurface featuressurrealsurveyor 1suspension bridgesutherlandSwan Nebulaswift-tuttleswiss cheesesydneysymbiotic nebulasynchronesynchronous rotationsynchronous rotationsyndynesyrtis majorSZ effectt-tauri starT7T Tauri starstabletacsattadpoletadpole galaxyTadpole Nebulatajinastestangent arctartarus dorsatasmaniatassili national parktaurid meteor showerTauridstdrsteateepeeteimarehtelephone polestemple of apollotemple of hadrianustemple of olympian zeusTerkezi Oasisternateterra meridianiterra sirenumtersstesstesseractTeton Mountain RangetetonsThackeray's Globulesthackery's globulesThailandThamserkuthankstharsis regionThebeThethysthird lawthird millenniumthor's hammerthree body problemthree colorsthree monthsthunderthunder stormtidal locktidal star streamtidal streamstidal strippingtidetigertime capsulestime warpTisdale 2titan 4BtitanictitaniumTitotle2010TM2Toadstoolstombaugh 4Tombaugh Regiotoptouchdowntour de francetourantowelTrace satellitetragedytrailingtraintrajectoryTrans Neptunian Objecttransit of mercurytransit of venustransit techniquetransportTrapezium clusterTRAPPIST 1-ftraveltriangular shadowtriptriple asteroidtriple startripodTroll's Tonguetropic of cancerTrumpler 16trumpler 5tse2010TSS-1tucanatulipturbulenceTurintuttle-giacobini-kresaktutulemmatvashtartwan 2016 contesttwinkletwisted lighttwo componentstwo milliontype IItyphoontyrrhenian seaTádžikistánU.S. Naval Observatoryu1UB313UGC 12591UGC 1810UKukirtUkraineultra compactultraviolet lightuludaguludag mountainulyssesunaided eyeundesignated nebulaunited statesuniverse ageuniverse scaleunknownunusualupUpgraded Hubbleuraniumuranius tholusuranus moonurban legendursa major galaxy clusterursa minorursae majorisUSuyuniv1023 tauv1331 cygV1494 Aquilaev376 casv380 orionisv633 casV828 MonV838v838 monocerotisvacuumvacuum fluctuationsVal Paraolavalentines dayvallentunaValles Marinesvancouvervapor cloudvariablevariable nebulavariable starsVB 10vdb1vdb12vdb13vdb140vdb16vdb31vdB9vdb99vdB 1vegavela satellitevelocityVenera 13venus atmosphereVenus ExpressVera Rubin Ridgeveritasvernal equinoxvery large arrayvictoriaspace walkViennaviking churchvirgavisual distortionsvltivolcanic domesvolcanosVolcán de AguavoorwerpvorticesVSAvstww33w63Waleswallopswalt whitmanwalzwandererswater dropletswater-icewater dropswater fallwater icewater on marswater vaporwaterfallswave makerweak lensingwernher von braunwest valleyWestar 6Westerlund 1Whale Galaxywheelswhipplewhirlpoolwhitby abbeyWhite Dome Geyserwhite dwarf starwhite dwarf starswhite dwarfswhite ovalwhite ridgesWhite Rockwhite rock fingerswhite rockswhite spotWhitefish Baywholewide-fieldwide anglewilliam herschelWindmillwindowwindow seatwinewingswinnerWinnipegwinter skywinter sportsWitch HeadWM1wobblewolf-rayett starwolf rayet starwolf's moonWR 104WR 124wright brotherswrong-keywordsX-34AX-prizex-ray diskX-ray echoesx-ray flashX-ray sourcex prizexi perseiXinglong Observatoryxrcfxte j1118+480Y2Ky canum venaticorumyardangYear of AstronomyYellowknifeYepunyoung moonyoungest moonYU55yuanyang rice terracesyuriyutu 2Z machinezagrebZal PateraZond 8