Orbit3.gif|54f84d0667e1126613e994d2b2823b7d54295ac0
SitesForLife_image1.gif|b59319ff578f7ffd0fff0b7a04350f2704dde5f3
zodiac_high.jpg|0a274183719f12863c6950606355f463d6ed047b
Lunation_animation_November_2009.gif|3164665aea51e30f74d0ddf0ae04dcfc42e4e596
solar_eclipse_high.jpg|838c9896ebbde7a0da04bbc3b199918aa6450ef6
CircumpolarStarTrails.jpg|ddc8c3a9641bfd613e21868ba2f96a921ec673ed
AxialTiltObliquity.png|2cecfa468b43b5a77765183773111f409bc8e88b
2000px-Celestial_equator_and_ecliptic.svg.png|dfc5f745d0c14e3c4abccf95847e0634ab277434
Polaris_alpha_ursae_minoris.jpg|bc5d69653f2a33eef86618922e1bf58f84adfc6c
2000px-December_solstice_geometry.svg.png|616b2229564e163b45c71310b3cf7b08a5f3dc47
Star_Trail_above_Beccles_-_geograph.org.uk_-_1855505.jpg|dfc46b9543b493cad5d6d6c4bb7d2f31c06fac38
Ursa_Major_constellation_Hevelius.jpg|3e0d5d99889834b6645da1bf00e4e4ab9e1f41b3
UrsaMajorConstellationMap.png|0a1300dc54c4aa04af844e025869e310892e3954
2000px-Seasons1.svg.png|8356db4a0f1d4514905fb2566109a3fccde2af0f
Seasonearth.png|4c9e8a64db98b3658e7e2fd4e2f90ee6632e974f
parallax_high.gif|6aa3492ef42a2c3cc54f0634bf610e56e57ea7f8
2000px-Degree-Radian_Conversion.svg.png|025bb80af56a819eab995293dfaf4e94929b6f01
moon_phases_high.jpg|e8d1b5ad2ded3c9c478551f16e5d1e123f99e5d2
lunar_eclipse_high.jpg|976e2f78534abef54c212939e409e89f82ae718e
2000px-Comparison_angular_diameter.svg.png|390322703505e29a7d757ebbd0ebb0630cad4f97
2000px-Geometry_of_a_Lunar_Eclipse.svg.png|a939f33da8ed6a0b1ffc3a885821fcf99e3895c8
2000px-Geometry_of_a_Total_Solar_Eclipse.svg.png|2ed052bf9354348402db67f676f72514dcb25c4a
Stonehenge2007_07_30.jpg|9cd4f87c15b65645619c8f9b9eefd32d325e5d58
Summer_Solstice_Sunrise_over_Stonehenge_2005.jpg|ceef206e3fdee0386eb929bd49d303f2523fe028
2000px-Earth_precession.svg.png|a151d5cd40a296676150a67ccf1fd6e20eba6e34
Gyroscope_precession.gif|195444d07cd91ac15701894e1b32a9a4db81403c
All_Gizah_Pyramids.jpg|12cbd7757db64b1112f0ce3cce78bae8af02df04
Chichen_Itza_Temple_of_Kukulcan_Serpent.JPG|c2bcc630704c5670d386f812ddc203d5b69decd8
ClockAngles.jpg|8b1a7e193f6a6131a2caff9c822fd55e95993af8
2000px-Azimuth-Altitude_schematic.svg.png|54fab848edb8fbf465415a4dc80ffd90296e1a78
Solar_eclipse_1999_4_NR.jpg|3751e06107c3285dcb96664af367ae02dc93d2a2
Bartolomeu_Velho_1568.jpg|bfff507bfb2c3c8ab19c52c6c3cb26e8aeb83b61
2000px-Geoz_wb_en.svg.png|099c1fe57ee01f3ac9d52433ebe5bd16920b191d
Speed_of_light_from_Earth_to_Moon.gif|d83f1d3b9017ba71d5a7292082080ab9e7cbe622
Aristarchus_working.jpg|bb8ad93e0d946411e56e36f6de1f4e5264d11588
Lunar-Phase-Diagram.png|992dc43261bd8d0d7bfcb526cc6aa940966a4362
halley_high.jpg|efd0f8ec441823b07e8180441fba4a6184873a97
Crab_Nebula_hi.jpg|106fed62531c9a83fea297398c46c42b25f32960
GodfreyKneller-IsaacNewton-1689.jpg|a89ebe127eacbac6dd38eed5560bfad0e2c8a6ff
Justus_Sustermans_-_Portrait_of_Galileo_Galilei,_1636.jpg|66379e914ddd6c447eff98d673e274942cd98ccf
Johannes_Kepler_1610.jpg|b33fbbd1c600a1f738a43ac71e5739d5dc14d80c
Tycho_Brahe.JPG|2a97461a5f75ebce707c1d51c06f275689b09106
Nikolaus_Kopernikus.jpg|41c198e4a9afd46c197be00624311dae2c3ed291
HarmoniaMacrocosmicaPlanisphaeriumCopernicanum.jpg|7b9f20d9f9b85529edd2fa009b881dd723d1d6e1
GeocentricSolarSystem.jpg|f36a032751863653191a432eaaa584e552fac254
2000px-Parallax_Example.svg.png|1350f02cc014f2e78cc8dbc4f0213b095945e409
2000px-Stellarparallax2.svg.png|bf13ac4f95cb71044e65490ff011dbaeb9b704cb
brahe_high.jpg|971f9e522701318b8e9671f3586eec147c2d5f51
Brahe_notebook.jpg|0e283abb04bb94f1a1f46dc15279860fd891c403
Main_tycho_remnant_full.jpg|2195bcb826a5005429845f1970f66015fcb9efb8
Uraniborgskiss_90.jpg|c8f6dc8bf19717932cba4aafc0a29db3e6a5137d
2000px-Kepler-first-law.svg.png|7f23a93a9a70b6a036aa4b782f1098d79193850a
KeplersFirstLaw.png|e1b56d5ef43ec2312183cd06c01e5f1c9a783578
galilei_high.jpg|1f94227721b082e9096705cd9bdd516d3bbe8fe5
Galileo_Donato.jpg|cb1a685ca5d5d609cec6a194674b0d7c15e6c2eb
Galileo.script.arp.600pix.jpg.jpg|b978a361f111b034179851f35d422d954e6773ae
Galileo's_sketches_of_the_moon.png|f34c5a886cddde33225114dcaa37f882ba03e794
2000px-Phases-of-Venus.svg.png|ce7981c51b21b0f9cfd6a728536e0e6cec4dc506
isaacnewton.jpg|f821b289a49a4a6ae614a8ee35944c9122ecbb05
1000px-Inverse_square_law.svg_.png|68b74e7426887e7787b40f9f739bf878acabc61c
1000px-Newton_Cannon.png|cf06284acb3ef94c5868eedec7531c76fd589e70
Oscillating_pendulum.gif|0b85b4b6a43ddefddee567f6c5ed91e32bc1150a
FrequencyAnimation.gif|afba609b63a25757e500239208bc8622a5c5fefc
2000px-Eratosthenes.svg.png|e4864b7289329dc63071a28b2b0d9d0eda61517f
Gagarin_in_Sweden.jpg|4cea9aa7f15991e2f9862c0a3606ccf57eeb930b
Sputnik_1.jpg|19a8759cdad36539cdef66a089888ebb0026ee3a
Ernest_Rutherford.jpg|613b3248caa62fc9dfdc6014206883af300c7f94
rutherford_atom_high.jpg|bb752daa05004391407307925cb7040c1b4c88f7
Dalton_John_desk.jpg|70f848f7c72cdb6e6dcffe105e3d807abbd40caf
aurora_high.jpg|c2d5ded647ff6bb20b9bf90be68f441f391abdb6
A_New_System_of_Chemical_Philosophy_fp.jpg|43dc596b2c2c416c3a29d8674a9c371f46a7b844
Mendelejevs_periodiska_system_1871.png|35b8d4497011c7a1fdc1bee34c698a9db955ea0e
DIMendeleevCab.jpg|7c58e40e1c396be5b1629b2dbfc583b3606594d2
1000px-Periodic_table.svg.png|80c2fdf7ebb6409fde5706523a7fa5725ad330ea
J.J_Thomson.jpg|07cb77bd4dde9b10ab67d9bcfb0552e53ed4cc1f
RutherfordGoilFoil.jpg|5d7ceaa0aad9327caef5fe48953e665bd5452a53
Atom_diagram.png|c45169e26b2869a7c1b51935061a1196f81d37e4
Benjamin_Thompson.jpg|436f58a24a75109f7d262f24898d8dde48c9578b
Joule_James_sitting.jpg|90be34a2c30f9792eaa2c6cede925a85a2cedf01
Joule's_heat_apparatus.JPG|6da3e65a064f6afde167ac91baa1d6d0249cf74e
Translational_motion.gif|3c47dc219f97478bc2e218e3cbc3431d59d74b07
Robert_Brown_(botanist).jpg|e37d1fb369aff349ad6f2690e13178b5d98d86ee
kelvin_high.jpg|60222b60f7867e215ea51c70b6c6deb5d3bc528a
Wooden_roller_coaster_txgi.jpg|40b0a16d5c32741683645ce47311732f11949245
Watt_James_von_Breda.jpg|2291b60470d41b298a01f057c081d7c76e9d5022
shoemaker_levy_jupiter_high.jpg|3bdf6c99cddca36816aef176dff7126713c798ac
Energy_and_life.png|db8ac2565bba712e09d343f6cb750bc2888f9579
Boltzmann2.jpg|753aca83eafb1a8b97c96b65f34abc7ac57d0b5a
James_Clerk_Maxwell.png|37122631d3066cabddac80ce4992d109f6a52754
2000px-Phase-diag2.svg.png|0354637f845e3bbb1577cfad74448ffa9828c8e4
phase_diagram_high.jpg|0974a227a930af1d6f8ac98eaf5756245afa5388
Kochendes_wasser02.jpg|3635a5119a84dee7de7da37488ee33531a591381
Hot_metalwork.jpg|2458e4add038faa771c8492ef869e43ed460eae2
Light_dispersion_conceptual_waves.gif|7ac55bba322975e76a1ffbb39f2073eb8ac047e1
William_Herschel01.jpg|c730f763c4acb8b92752dbcaf8fca8b7c1971fe8
2000px-EM_Spectrum_Properties_edit.svg.png|6b01266dd30544101877e86ea00e59e57bc976a5
2000px-Sine_wavelength.svg.png|af316be82a1ec310a4aba2e7e70259f6310623be
Solar_Spectrum.png|56f137d402f86a0923e1fe189eeb25523a6f1efa
Infrared_dog.jpg|b14cbafae1fcbe32ff1e268d24183281a73bfffc
Wilhelm_Wien_1911.jpg|cc9abb2622a3d0479b9c20c8f891358ad91126f2
wiens_law_high.jpg|303227b309064e79e27674be5f4a3ec6ff35ba8b
spitzer_high.jpg|eddaf79a1f763df06e540456221a335f3bd5a804
earth_internal_high.jpg|d556b685e46583ad691b1c3d153fb36c5f2c59a7
sunparts_high.jpg|121d3d097e458421ca6845fe03201dff7fcf3e71
James_Ussher_by_Sir_Peter_Lely.jpg|c052934e9b501e1d1e2dae1ef606bc7152650195
Buffon_1707-1788.jpg|d8fdea6ae3101ec1d6ae7e6eb7b1afee0f20889d
Portrait_of_Antoine-Henri_Becquerel.jpg|d5e20f4a39aeb1b60407eadf5ebe02998fd2a065
2000px-Earth-crust-cutaway-english.svg.png|6465b5198b812c091329cb78c42edabcbe522d26
Deimos-MRO.jpg|143125430644f97de472f67d4442654e8716150d
Phobos_colour_2008.jpg|f89e220d4b19ee9b884606a3b654cdcf5f787a7d
FullMoon2010.jpg|3caddd2bf17d52e0fea5bc653d16c99bf6f00f36
Mercury_in_color_-_Prockter07_centered.jpg|218814ed765155a41d201a5335faef178cc6881c
Mars_Valles_Marineris.jpeg|b0617da4bca3da753f37b48642b8a719e86c8593
Venus_globe.jpg|473b4d6bdc8cdeebf2a13036b6171b7728c00417
BlueMarble-2001-2002.jpg|6c63cbbccb20d8d92d16ff45e5b671f552b42e85
Io_highest_resolution_true_color.jpg|81b63c1ae0eca6ab96e78bd279f3d96a967cb6fd
2000px-Earthquake_wave_paths.svg.png|25e150d4694a87184b8e81c2549dadd744531e52
Igneous_rock_Santoroni_Greece.jpg|2f580bda349c296543fe77ef2b21352ff6a134a0
IndianGranite.jpg|9f61eef7ae9521d20939485cfb1ecf4f8f08b536
Earth_internal_structure.png|0ca43d6d9f5f95d5d8d559dc6607822a33cbbb2f
Bolton-lyell.jpg|9d274623656b5c42a9267a44f8f261173494956c
Etna_eruption_seen_from_the_International_Space_Station.jpg|ef956e899965869c77cc70c1972d1886cfe28883
Snider-Pellegrini_Wegener_fossil_map.gif|da0ab277d760721fb3c833e5994b6eaa3fbda50f
Wegener_Alfred_signature.jpg|972a86fac670774cf46b88890e9f3562be3de5f7
Francis_Bacon,_Viscount_St_Alban_from_NPG.jpg|74f495c747c542ab909492cea38777984b4000de
2000px-Oceanic_spreading.svg.png|2768a9af2ebb7f26c67581514374f7887095e5cd
Kluft-photo-Carrizo-Plain-Nov-2007-Img_0327.jpg|bd1309cccdce82e82ea3b6838eeb1bfdd3e056ef
EverestMosaic.jpg|13563fbca7699f0d3719252e7bd18332a833546a
Craterstructure.gif|c5ca14eb5ddaf51037c76fc149b86f0e37ac2053
Tycho_crater_on_the_Moon.jpg|f22ce57d466f990a3123e4e315ae0c2b74cdd1e5
Valhalla_crater_on_Callisto.jpg|e04304e7bdd78153ba381de5ebbd3af7f8c088ed
Geologic_TimeScale_0.png|4e362768f83c0d5f32c10a344205a09b53705c0b
Geologic_time_scale.jpg|4419b5ef9b24f398afc4b8050c9dcc496ce3c76c
Martian_north_polar_cap.jpg|c5bd2288a76086f5f708e94af805f8070273ba7b
Venuspioneeruv.jpg|5cd5dc9843e11aa32fb61969a0dcde4dd7e0a655
Soda_bubbles_macro.jpg|d3c1760428980c52c42c26e5967021ffc5d3b2dc
moon_high.jpg|06485d8897fba15dad3e09862da6480135edad84
tidal_force_high.jpg|a5867f36cbd71120141a1def1731f2a2ac9094c4
LCROSS_Centaur.jpg|403e47e42f90c3d5275700095166055269b6ab04
Lunar_Prospector_in_Clean_Room_-_GPN-2000-001543.jpg|1c24ae55bb0b9b5ca569c8fc046be6286994d145
Earth-Moon.PNG|6ff9425d0e24f6cb8f18baac6e05d47b939afb4f
moon_farside_high.jpg|4459392f2b66b35de8f3e2f8bb12c993be0c7b46
Mariner_10.jpg|de08ecf636cf379f4a1bfb81ef1c8dab4f6764fe
mercury_high.jpg|2b81c824a82615b7e40113b9bcb0a390587c6c4b
LayoutSolarSystem_all.jpg|30be26c722d586df05d21a0d2b5d56400cc2d6f1
ScaleSolarSystem.jpg|ce76b44fccfb39ba10f4d5a6da3b711992087306
venus_clouds_high.jpg|e3ad8b197914c416ec8a563f8f651f326c1a33c9
venus_high.jpg|48106f685489b6dd856b728d85570da93f92de58
PIA00084_Eistla_region_pancake_volcanoes.jpg|7dbb430f617d8f938df95def1b67f8d3fcf85251
Venera_4.jpg|ae0814cf32d7dd0434da585287158c30deff9e45
Giovanni_Cassini.jpg|4a7e788d9a4ddde8a3a9a24ddc3571534da0c323
Christiaan_Huygens-painting.jpeg|b26e6c85a1bbc9b84f3d854fdcac8cd34cdd1565
ImplicationsOfLifeOnMars_image1.jpg|a76c80724bb6b4022fd862a8b3e55158d3c6a348
2005-1103mars-full.jpg|ca6cca3fc47993b67d49767cc0962600fde855ea
Face_on_Mars_with_Inset.jpg|bb78853f208ecd321e1772d590d4b040a9ce9672
Mariner09.jpg|0d5dee26eb3a5342df4a530554392358bb2ea24b
Sagan_Viking.jpg|34891deeac223e0ff07e8978d6b48fc685515ec9
Viking_spacecraft.jpg|4b15fe0834025b45026d1c066dd3fcd6353e15f8
tharsis_bulge_high.jpg|74829af9a848afc31e58599fa6aa67fb4123b726
valles_marineris_high.jpg|99cb0c8e9a0c6a00c5bc4b6e4b26ed8d3821457c
Viking_Teardrop_Islands.jpg|64a0369b4e1a0d6e9bbd6fcc38d67f018d040f82
South_Polar_Cap_of_Mars_during_Martian_South_summer_2000.jpg|54738391ad5191de802ed15ce8118c6b7bf5091a
Mars_Science_Laboratory_Curiosity_rover.jpg|672ac4ffc81032985a67e468b12ecc09078aa42e
phobos_high.jpg|09d84f4a327e6255f4dc6843241bfb55f8693950
deimos_high.jpg|c1b43267fd1a533bdddf58ab7827fa6f48a02e43
Chas3.jpg|f4590649e6c1f59eb7c3cc42510f2159ca84d8f5
2000px-Volcanic_injection.svg.png|e1ee589ce36e1abb539bac7fcf1b0767287faad7
MtCleveland_ISS013-E-24184.jpg|26836a4976e54fb7b508aa849b885b257fc74d10
Olympus_Mons_alt.jpg|0cc511e6a5b375e1f813b57a955688c3e25c409e
CN0162744290M_RA_3_web.png|e9113d39826a055abb191adb2f8b236f34a39e77
2000px-AtmosphereofVenus.svg.png|dcf088f32c40b5c5b9d1e1339890d717d6cc1642
2000px-Atmosphere_gas_proportions.svg.png|3e5acce11cc15032cba268951018b99e9bb804ed
Auto-and_heterotrophs.png|2eec1d7e659572902d9e360bf4dbff4f60b3d4a9
jovianplanetsscale.jpg|bb367fe29e1ccfcec6c6de42c7964bdeae250a67
Saturn_hi_0.jpg|ca8c3ad9c332b2d95446578dddac38da9eedc696
jupiter_high.jpg|ca49862674aa1a832e7874957f7153751de8b418
neptune_high.jpg|6cd0d482b571d641a6456d98c90d121fb31d756c
uranus_natural_high.jpg|1e5f63cdf2b455fcf93d83b048967490c149f650
Dry_Ice_Pellets_Subliming.jpg|b8b8912d43b2d2c75c2be2d081c2728a4c571b72
2000px-Fraunhofer_lines.svg.png|0ce0bf8e9e25abb646ef3138d706c4779540285e
Galileo_Preparations_-_GPN-2000-000672.jpg|681bec2e6b6b69239e5988412fde48fe564b45e8
Structure_of_Jovian_atmosphere.png|9513544a145eb4aa08058823f8248b6f4178eef2
PIA02863_-_Jupiter_surface_motion_animation.gif|4a8bac06ee8570bbf1e197b6a39cc4e0855c8a14
Jupiter-Earth-Spot_comparison.jpg|65bfd25a520435106d00f996a152f6bc809aca4f
Jupiter_lightnings.jpg|e91a56c362587f0bb9f3d26c37dd8f10e3119f38
12-meter.jpg|50cb0e4881b76ef64114e5dd2690a5d45cc413a8
solar_spectrum_high.jpg|eae672c0f800b9ff71d4cb58d13a6967d72dde92
gasretention.jpg|3fcc65af73c69059fe65a69f065e03a1a45d628a
Magdeburger-Halbkugeln.jpg|78bfc576bdc7b533a29329f754f0aa39cc9c118d
Otto_von_Guericke_portrait.jpg|a5d19deb80af32b02a4ea7418465fbae052d1d25
Robert_Boyle_0001.jpg|84aca887ae614ce991c149667c8760584ab70c0c
Daniel_Bernoulli_001.jpg|958cc2f2d1afebe2adb18a5f9b2513c7af934eb1
saturn_rings_eclipse_high.jpg|41502c5d912c2182b654df98fde558dcdfc5eb29
huygens_phases1.gif|a72da1e1be55d84fd719dff44e1f6e4a0b00ad26
saturnis.gif|073d1e71411489b8d09a513ee2055ea14a374a82
Saturn's_rings_dark_side_mosaic.jpg|52d55a8f74a42fa7ebc55dddf0c84386e5a46419
Jovian_main_ring_New_Horizons_050107_10.jpg|721da84f9c4f7aebe594b6c0b3fbc66ce2c6e377
PIA02202_Neptune's_full_rings.jpg|d3e6e300eb8c5bb2cca448a8d628d79b8d2b963c
Forward_Back_Uranus_Rings.png|7c3bbca0f22ff0d41ec4f4e8070ea06a86372d23
uranus_ring_high.jpg|b7149b956f1160f7b886ca6616baaeaa191cd332
Daphnis_edge_wave_shadows.jpg|e8ffac889a6dee9dd3c1eb5b939b730798dda9fd
saturn_rings_high.jpg|9b5b676bf1035f7302dd751c12817649d3604970
Spokes_in_Saturn's_B_Ring.jpg|4c8fc5a997f697590076b2c98caf0eeaff9fc5e6
F_Ring_perturbations_PIA08412.jpg|34712478d18eb988dee900a457ab2bd3ecf03afc
Roche_Limit.png|0794ca422611626e757d04a84ad26afa784271ff
2000px-Roche_limit_(with_small_mass_u).svg.png|8f9d48c2233d0f4cb660095aa37ea48b73925112
roche.jpg|bc88dca76b2fe0fa00d7a355f47a3adfe53e9032
Little_girl_on_swing.jpg|629aa80fba86c0c3661cccdc16dfa6ff86543e50
Common_Octave_Naming_Systems.png|e6672bb7627ef930cb5740309add13d429ead653
Galilean_moon_Laplace_resonance_animation.gif|4304555f82a1c8041fab916d573270dd8da951fe
Mimas_Cassini.jpg|95add752bc1af2d748659c8e5c7620cfacfaeddd
jupiter_callisto_europa_high.jpg|da71b91b462a7a639cadf3f1acdfd68429e8cb49
uranus_ariel_high.jpg|fd1a74078659c35d45d75c4bd5c80b64b17a289b
Galilean_Moons.jpg|85eadd42f9093e2e62d10c185f71b4f574c6fb50
Moons_of_solar_system_v7.jpg|2f3fed54932c2f15d4bddc73ce5195750c81a4d5
titan_high.JPG|a00bfa6c5485853a8c598ba5f0182f6da915db95
ganymede_high.jpg|1d69762c19810c70f280b470d249de78673b5d6e
europa_high.jpg|2c3062b81cf75ec47a4a04153252e57d12edd574
callisto_high.jpg|61e35d2a3f13cae87b8e0b21f3f62a4393250ef0
io_eruption_high.jpg|d119d3509ecfdf11ff9358c4fa0685af3d99044f
jupiter_io_high.jpg|22dcbda95360be9f4dcbecd9f67c7c24f22dce37
PIA01129_Interior_of_Io.jpg|2656b834d94c9a3450b1f99b3d03262c915e4725
Enceladus_geysers.jpg|9e2744a669063a88d6c4380e9a06b94ca83aa8ab
enceladus_high.jpg|8fefe0c075a404619ea19443835331c7684fbc25
Gas_planet_size_comparisons.jpg|121210d9dc770d23af09826d0f035cb9e3bfa5c5
Uranusandrings.jpg|66abf91cc1dfe69b6b67779f02536ee6184cbf81
Johann_Elert_Bode_-_front.jpg|ca30ad2bb59247caa29f413941656315ab174989
Neptune,_Earth_size_comparison.jpg|2c03f9443a7d007d907eadf800d536ba28d18fdc
Uranus_Orbit.gif|23de99084275cc685fd23b95dd586abfa0ab5e78
Miranda.jpg|7221ea11d328b1a7cc5d5a32fd3adc2265b326a3
triton_high.jpg|6bc152dd2ca4524968e287440a66214ecf7fdc7f
Triton_moon_mosaic_Voyager_2_(large).jpg|09fd46696d925c0cd8e50cfb1e984c704005ad0d
asteroid_ida_dactyl_high.jpg|55751a11d49a069f2271237f574d583587656524
495296main_epoxi-1-full_full.jpg|a7a1fbc514bf2378f162a3cd9724c0aab410ebd5
17pHolmes_071104_eder_vga.jpg|c486cd02561623246ffdf5549d644e377c450e86
Prinicipia-title.png|886f4b7ae00ba19823907ae3ff3e6032ed67f66f
Edmund_Halley.gif|1dc482129ec502f69bfd6656a8c9b0cc3231ba69
Comet-Hale-Bopp-29-03-1997_hires_adj.jpg|7765b06c27d3305ef1710c44eb7ef6cb8d049e16
Fred_Whipple_1927.jpg|84fa763a7095fe7d0a53a6ab7e2f8cb6a50ae5eb
halley_nucleus_high.jpg|6fdf74d818933c1cea6f5bd9876662ea8636428d
Emission_spectrum-Fe.png|590ac95c1b6ee4fb8de7a84a34410eefc36346e4
Sir_William_Huggins_by_John_Collier.jpg|c93cfab4dc9246af560dd7a4e531a89a5f081be7
GerardKuiper.jpg|d3957742e1ab2615d87f11dc6851aaa85d846ee5
Oort.jpg|0b74dd0642e0b6f6c1338d909b3ed3d5bf1781f5
Kuiper_oort.jpg|19ba6aa32ac29046c69d4d012d0608bcc86b6ba9
Bolide.jpg|0903ed8652004f443f46b04c8df931e761832e19
The_2010_Perseids_over_the_VLT.jpg|993e78cf2e8d31ea5f1b476c441bff7c1b533b91
InnerSolarSystem-en.png|9fb630dfc6790cf7f7bc5327f654972a89e05049
ceres_high.jpg|0c2813ce1320ebbe653edd3e54666d4d320e3789
Giuseppe_Piazzi.jpg|6abfa5588d47793a0c9a429954aa447c4edaa559
Langrange_portrait.jpg|4ddf9f2541d68ba794fe3b5e16c045a530e2b1f1
2000px-Lagrange_very_massive.svg.png|d7c9d9f7547e3284926d6f28aca43ba8e10540df
1000px-Kirkwood_Gaps.svg.png|8688d292c41834edb76e61892163790431a400eb
Blackstone.JPG|f48689ef5f242b12bb55ed53dfa1f422c71e2b45
Echladni.jpg|f146c8a847c167a18555e917c9820ee5c78bbbfc
Jean_baptiste_biot.jpg|52c7b616ad6991a24614d86ef14ab9958870ad33
Meteor_falling_courtesy_NASA.gif|653089366a131d8172d142fe2475e15c8b245d0d
Russia-CIA_WFB_Map--Tunguska.png|343cb14721e7925b207c2fc2652211ba08bd21ed
Tunguska_event_fallen_trees.jpg|8b2f930d3ad358d840ac7e6e8e7f6ff5ba10a1bb
AGOModra_Leonids98.jpg|27ec265d17b89f7c2224fdf8f2fcd331333693f8
Meteor_Crater.jpg|3a1097024837f0b0e45737fb35f042a1c8e45c81
David_H._Levy.jpg|319cf7a6cecf20cc25be4a56dc3308ae97b29dca
Eugene_Shoemaker.jpg|12b44323f95e3f1b09aa3d2f8d2c03c1a61d1116
Carolyn_Shoemaker.jpg|aa3b740098b7fb149e89936b3d904d143c843f50
OSIRIS-REx_artist_rendetion.jpg|3cbfbe316c7e269f4a2f9c6b03acbaa880018239
Hayabusa_hover.jpg|14a1a3f4a8d146bd79ab4c5015d0720a73bbf5a5
Particle_captured_in_aerogel.jpg|f70df3b5792ff67ea2a96c01fc3257a4fd5786d5
Near_Shoemaker.jpg|03f980c6c5231a71c108bc8b04d36694b05be649
YoungAlfven.jpg|08dbee4aeb475a00e4d69a20cc55be83854befdc
M42proplyds.jpg|57a12b88e20576d090af862db2de902e8f1d5a7e
Atlantis_taking_off_on_STS-27.jpg|df915fc42ea9cfa80f8b75324b4657e1c6978f59
crab_optical_xray_high.jpg|d75e15f0ba1a9b3488d8d72bab0aafe77995b495
Kepler-second-law.gif|fe9bb351c2b6839f4d0b141e09faa81d3d499fcb
Hermann_von_Helmholtz.jpg|ceca8bb7442a5f8d1de9fce6463509925fd02f4c
Solarnebula.jpg|aa7a8f124e16f20b3a3799e69beb3770cf44afd4
Carbonaceous_chondrites.jpg|2d188ba1a154b860b67b8b4402502afea3b1a1af
2000px-Oort_cloud_Sedna_orbit.svg.png|4120434ab40df7d3f2e9c0fb1ab253071039c359
Protoplanetary-disk.jpg|44fa9da7033d20ee917fb452e07e57787e21e4ec
Uranus_clouds.jpg|3864aeeefebbd502fe84d545f2151e1f12090a5b
Giantimpact.gif|cb3b767cdb647e87e8ed403038f91a30cb31a9f8
Edward_lorenz.jpg|6a03dbbd5a5c738e5211d02e24b520b8cd4310ea
huntingNeighborhood-hi.jpg|f0f2b077e246d6654d65f1fbf32623114f56715e
444226main_exoplanet20100414-a-full.jpg|fbbae9cfe5825fab7c7dda71bed00864590feca9
2000px-Planetary_transit.svg.png|026a52406b2f71b00fa08a58b19f0fffe6436bc3
ssc2010-05a_Med.jpg|290abb9821aed4fb2885134cdf6bb0ee609f377b
ssc2009-02a_Med.jpg|30a6eb8aff53bf5f6859ad2141ebd1a86e7a3014
2000px-Gravitational_micro_rev.svg.png|d366c87a2e2dcaef7893c22c6e7c556f2d8e9ff1
2000px-Emission_spectrum-Fe.svg.png|0dd536af3907073091bb906e54b88777923c020f
Faraday.png|7f54842a87e465035ee813867b282ea158a4045d
Induction_experiment.png|6f0b497833d53032538b7f3f811b1ac7c2f8a534
2000px-Sine_waves_different_frequencies.svg.png|075488dcc8e7405b92d7e2f17e6a3f4b0e85ba70
2000px-Sine_voltage.svg.png|a26e25b0c150a566b43838a47b7bc05771027e83
Ole_Roemer_(Coning_painting).jpg|4439197449368a9479a6b16ff0c5478ca14848a0
Doubleslit.gif|e6f12324e70bc9681d84ff8422cacbc1d8689321
2000px-Interference_of_two_waves.svg.png|8ab00dea3ad90d7ea548c202465ed01de4fa2e6d
2000px-Ebohr1.svg.png|18a83d374c990c7745985d3323e80dd207609b44
Young_Diffraction.png|e7b315adbf645d85b88c1e0288caa044686e6440
Young_Thomas_Lawrence.jpg|14b885d3c41c4f0502e72c5a8de6a1726c3dc6d6
Einstein_patentoffice.jpg|a616dfa897b74a50b907697330213531f18b665c
2000px-Photoelectric_effect.svg.png|f0ed806d21341e7206672d0842b00f90737aa49e
2000px-Inverse_square_law.svg.png|82f63a5e5b85bc8c6141a3906cfe2c664159608f
Static_on_the_playground_(48616367).jpg|a6464756cf71f5ff2c7294b1ac8e7339fa18a0e7
Magnet0873.png|8b8eb89bc6919b68c87f78a1d076248c844999c6
Max_Planck.png|8cc335221203e4559a28600615809755e04d00e8
Christian_Doppler.jpg|85ab4fde222de156aa958ff45b76551088c79529
Doppler_effect_diagrammatic.png|d8ac4da981288aae4139c230ac81eefcdb7c2cdb
Ritter-Johann-Wilhelm-1804.jpg|3ee8ac49cc2ec7be6ba898e3777c52da78e69522
Guglielmo_Marconi.jpg|7c3264d33f50ae9a8393f03042316455c5198aff
Roentgen2.jpg|dbf742ef144e6a9325888393cd467c562a9ac558
2000px-Cmbr.svg.png|e1853a5dd29c24da114460ef9cfd5d418e69f84d
Ernest_Rutherford_cropped.jpg|7de6692b5ccea954e9d48760acac50ba6dcfb539
bohr_atom_high.jpg|caccbb82e4bc2d51723dd80fec61ea03e62a8203
Niels_Bohr.jpg|0180a6bc4caa6a3927f34ea2acf93376a84ab80d
H_energy_diagram_high.jpg|d589c1ea1ca6110a948829fbdbd8a10195528a16
Bundesarchiv_Bild183-R57262,_Werner_Heisenberg.jpg|e73c986bbfbdd972401ece5b41233454bdb69143
2000px-Hydrogen_transitions.svg.png|04a92ae7b53a1c79fb5343012b95addbeaddc40a
emission_spectrum_H_high.jpg|0a192441b23a9774743703a7581653043b9da5fa
Water_absorption_spectrum.png|bf4c339c80a0ced1ff7a287a47fd380137a3906a
Gustav_Robert_Kirchhoff.jpg|6cd6ffa6ff454c7459d28ef251c9d32b3b6534e1
2000px-Atmospheric_electromagnetic_opacity.svg.png|c0b37453e7002fc0d135f67c890e9071a2d3da4a
vlt_high.jpg|34ab41c3cd78ed59568a32b4d9b36d24d911bc40
AmateurRefractingTelescope.jpg|8300b1769f091502e7688b87c5b1f7072e2c5505
AmateurReflectingTelescope.jpg|ebc475c1445acfa986c8812ec7201feefe594900
VLA_high.jpg|16dd1b1fd86b36d08004cdbdae667dd32d34beb5
LargeBinoTelescope_NASA.jpg|b1b94c70c19c3447639f408e10355e12f01a43cd
Yerkes_Observatory_Astro4p7.jpg|29d331822ec293f455c303a835aa08fd84705f79
KeckTelescope_RearPrimaryCCD.jpg|8b7b687f9a27e60def47c6fa862612d26680efe7
ccd_high.jpg|d0cb1b4251456e719ee68e7a0cf1c7f0a78ddade
Camera_Person-full.jpg|d97193272d8d5ffa42e423da53ec7be28d079aa5
orion_multicolor_high.jpg|b7f4150ab0936a626aa608e03cec06e70618e39d
Grote_Antenna_Wheaton.gif|ae3409b22dfeac1a837ce52f8475df7108fddb2e
Grote_Reber.gif|0c12d6eae4d9602ffed2a91ce455c94ed06cc277
Janksy_Karl_radio_telescope.jpg|54c7ea593cdf35274b6254ab778d2dd372ec9a26
Karl_Jansky.jpg|f6a7b483c01f8f84bb968fff07b0dc06debff5fd
Arecibo_Observatory_Aerial_View.jpg|1f69a98fe7138bd9545b8ac5ca2494618d3121a5
solar_corona_high.jpg|44c59485abc112b186089f29839e4aec58d47b05
sun_soho_high.jpg|2cb16019fcaab50cdd8e74742df52f499887b56c
solar_cycle_high.jpg|c0b4fc53b5ee325a86462c7be4b09a3bbc871550
sunspot_high.jpg|fad516ccea79cfe47e521e2e05c28aff20d7f012
T.H.Huxley(Woodburytype).jpg|b4febad135995d3c89cc9262c72d93a8a5f59486
Charles_Darwin_seated_crop.jpg|d0aa83a88ee8e59365512fac79a6ae8c104493ca
Fraunhofer_2.jpg|fd33ea8e4ba1f691882d631356311ac54ac01e0b
hbomb_high.jpg|fef29b145c7d0315375dd6bda3687b285a1958cd
Apollo_11_Launch2.jpg|e8deb8f6c28d262aaf15c97abac29f8018443998
ppchain_high.jpg|70d1c6fa133f36b3cff7fac1cd8f85459e8e9e71
cutout_sun_high.jpg|a9c8d9022f27b0227515e40a1b54269f5652daac
Random_walk_2000000.png|22f2c9b77f0b24d01ba0bf2215363c5bb0b7c626
sun_quake_high.jpg|ec6f9bf8335edc2041a7e53fe5d4d4b0a60101ce
solar_corona_wind_high.jpg|d7e2ad6ef575d70a6c720a97ea1aa9dae2402420
Samuel_Heinrich_Schwabe.jpg|53903d27a18286c79d913c945df2c93f7d88dd87
alpha_centauri_high.jpg|7a39e4b17672eb77ce3847383a133a86bedf3cd2
proxima_xray_high.jpg|cb8d4402d7f36814255eeca403fca2698f36e5c5
2000px-Stellarparallax_parsec1.svg.png|c2e3c89002304fc9080bb90a649ae69373881769
hipparcos_high.jpg|4a23f89bd94e40b20885e8d1949ce64f43c77e10
Edward_Charles_Pickering's_Harem_13_May_1913.jpg|349acce1b49d93d1ee2e1ada67c62195ad2140d8
Edward_Charles_Pickering_06050r.jpg|b00404749f2402e75699405070bb942f922c94be
Henry_Draper2.jpg|9de7174198a7a52817095bd7898a3c4e5dc640ec
Obafgkm_noao_big.jpg|bae67142ccaa69836d31b5e17ab0f8d78b695853
Annie_Jump_Cannon_1922_Portrait.jpg|54ab07ead538a0243e2288cf8dec68f03bbc61f7
Annie_Jump_Cannon_sitting_at_desk.jpg|e86d4aa055728d49c32de664c8585da611b76a10
H4070306-Cecilia_Payne-Gaposchkin,_astronomer-SPL.jpg|dd3badea4a28e4ed43204b942ebade38531e09ed
2000px-Wiens_law.svg.png|d0bef47b3bc09116f47ecd25cf263f01853039ca
Redshift.png|352eaaaa2ff1337dbd7a0ee99a3b33968da378d3
Proper_motion.JPG|c195d0cd3ed89fabe6c14be9024560ce586e0307
hrd_eso_high.jpg|9350ad3e4c96abe29e474ba54988ec9e006049de
betelgeuse_compare_size_high.jpg|f2249bcc7bc35355c52660935275ebba30bb0311
binaraystar_pismis24_high.jpg|1a8476aa59125641383a259e865bbf8a5ff9ad95
2000px-Hydrostatic_equilibrium.svg.png|61cbc662ff76d3bdcca67ef5cd5fd256c37589ab
Arthur_Stanley_Eddington.jpg|162de9fa51a018e8e3b19be4cd4a3c1d08a73d81
hogde301_high.jpg|ee629c81e2a4382166eda9398560113a22785720
sn1987a_wide_high.jpg|1c5ad067083b4ae2c9bcc0fd50b44c7340882703
cone_nebula_high.jpg|da1f5b5d9635c741477ac8250029ab839b6ff873
pleiades_high.jpg|a97406897a1825df9dc64bfd82e2fc6f599240d5
Eagle_Nebula_M16_hi.jpg|447bdcfb9e54c7d99ec5786e1809603e9ace1f59
Fred_Hoyle.jpg|3cac5a871391055c866083d08af79cce25574c69
VST_image_of_the_star-forming_region_Messier_17.jpg|ad9b96d11cb8f5c780c0aac072f1d180f69d564c
HRDiagram.png|50e13d5e67d7c75e42ec56b78c71a0788dc4acbe
etacar_high.jpg|74534c8c9ad07cc7b721c4edef2a50b1e7456cb0
brown_dwarf_high.jpg|3ce9a43886d49efe018f40bbad32c29990d05f53
starforming_ngc3603_high.jpg|0bcd9189beeca30a32f78417c317d5915651ed97
ESO-M42-Phot-03a-01.jpg|b4fdffcd2c228a07767a118448e35f6d1283a9ce
Hans_Bethe.jpg|b183900a092aed7fbcd88f2c63363bb7d7a19be3
2000px-CNO_Cycle.svg.png|6a6195622a6bcda5aa0ead7c5d0b8a71f9ffd1c9
cmd_m55_high.jpg|496e4b6af1ccb21d1463ccac4b12075a9034bd1c
Ring_Nebula_hi.jpg|a0615e0768d5d471096c8111cb86889b04e1d3f4
2000px-Periodic_table.svg.png|ba59c8877e35ff10b8f2a951e822af4e184a9eb9
William_Alfred_Fowler.jpg|15c74a745678b61cca24504452c24f6e02ea852c
SolarSystemAbundances.png|ff45551c9813d1abb726454047b7f89c1242aaad
Triple-Alpha_Process.png|af24a99a6067a8ea9c150984b5e80baf6b8634e2
Goodricke_John.jpg|c62886af9f06a7cf25c6837c234ab2165d85bcdc
David_Fabricius.jpg|0c0fc6eb3448cf80e36c0a94bd0270ad1749d0cc
polaris_high.jpg|8242fb86379d1afa293719a5a69939bf350b16c0
NGC7293_(2004).jpg|4ae411f0aeafad3779a9d50c2c2cd2093c0e7ed3
whitedwarf_high.jpg|91a24964bd9da10d0473f5966cf5579b4cec66e1
Walter_Sydney_Adams.jpg|9f3c87588b9a9abc60228b58224da29cf52d8bef
1891_AlvanClark_Boston.png|facf1f18f8c43c14a55f50f483340e493c4f702a
Sirius_A_and_B_Hubble_photo.jpg|3b6ce9ac57c6642b3f9c6f742bdc158a7d15e355
Friedrich_Wilhelm_Bessel_(1839_painting).jpg|4cebedee47c7ff6b43fbe45cad3762351f010eca
ChandraNobel.png|b9e004d47725a9c3d9496c57aaa7490e368e9b81
Chaco_canyon_pueblo_bonito_petroglyphs.jpg|05634de17a871665e77ba88b27026e4259802629
Supernova-1987a.jpg|3edbb92089976c5e638aa5858a3c570b71d339e3
SN1987a_debris_evolution_animation.gif|31a4583d7e0d12ec03f6f3d83e36fbe3af87acbd
Zwicky1.png|eb8c62c457af6b75fc6404ad899520d23b61f4d5
IsolatedNeutronStar.jpg|19584c06830aa0e4cc7794738c18a16e5cd5782c
Jocelyn_Bell_Burnell.jpg|8a00352658a9f138c85826cd4cf826322ecba013
Einstein_1921.jpg|f2638fb5963310f5ebf1e4621a15f6c3b0ee591d
Edward_Williams_Morley2.jpg|a6ee17b975f7e55df717cc4bc7f810476fac41d6
Albert_Abraham_Michelson2.jpg|7788d4c21eba5e94f030b61f8319f352ec864772
BH_LMC.png|97212e269a487d953260802b25b4cb6ab3648ee9
BlackholeNGC300X-1-artist.jpg|b0909452604c9c587d5d5e58f933adfc12ae7828
381549main_cygX1_final_665.jpg|0b30d1a8b4a2a132bbf7f396a17341fe730bf5d4
MilkyWay_high.jpg|2e1c3272a3c8c039a7907ba999c625c83974ba00
ssc2008-11b_Med.jpg|75ffb3ca2aeb1e7374ee0ee8238bba02cb8ea75d
DistributionofStarsinSpace_0.jpg|2e281efcc43e3daebc814ac676553f96f1fff2dd
stars_distribution_high.jpg|2fd4fb7da4a99644316af4995affcb748c5e04b0
trapezium_high.jpg|a82f917a9eb8e2ddfa4115bd9b85832ba4da6d39
Eclipsing_binary_star_animation_2.gif|d73200124301410f62eb4803974b7d3a98ec6f65
cataclysmic_high.jpg|eb60751bcec59b587aa97ed29af43f977571e011
nova_high.jpg|4fa4a6e037fbe41ef2d8b23d8390800196a0e9b4
Charles_Messier.jpg|e98d9bb73546167c1d526e261f8f6bf0e572c5ca
dumbbell_nebula_high.jpg|0a9dc053bf436bf2f9afa4a866afc9a546d445bb
HydrogenLineAntiParallel.png|2c4730b3847fe75b985899f9d492b48f5130c9bb
Chandra-Wickramasinghe.jpg|ffd615b1dd2ba513feb9b5b6ff34ebe2311003ee
LMC_HIIRegionN214C_high.jpg|b74195ec64c68f763b222efa493f390a0b0c0303
NeutralHydrogenAroundAndromeda_high.jpg|58745bf9f9ef639fb2af1fe29f728b235acfc1d5
Horsehead-Hubble.jpg|b9e92fead6407139e6db0f317e46ab599c8c52af
m80_high.jpg|f0e539ce191bb2c5bef038da21bf3d79e9fd8f4f
open_cluster_ngc290_high.jpg|e1f4f01f9e37c41747e605b657dc4f9319382420
Pleiades_large.jpg|0add63e6f03cbd3c276a90d5f92894b04043da47
Hyades.jpg|deb3a31457ef6320e6b7b51e392ab634f3574087
hs-2000-33-b-full_jpg.jpg|66f295e58a7d383c86ce226a3fabc1953a323952
milkywayphotographic.jpg|25c9b5433553378cf35196192650200ab2ed0163
Immanuel_Kant_(painted_portrait).jpg|465e711d45236acdf39128d64d3c69f68e6687bf
Thomas_Wright_(astronomer).jpg|7716e8f7aceedd0250bd2335a2daab49d8d4e071
OpenGlobularClustersMilkyWay.jpg|b561c8e7f7456c2e57b187c7f5377cfd9270b719
Andromeda_Galaxy_(with_h-alpha).jpg|688c0fd7041b6fa058fbb98d47fb1508b1cac59a
1280px-M101_hires_STScI-PRC2006-10a.jpg|7eedadfaa77edaf7c5c44b43fba772fa32a7c94d
2000px-Spiral_galaxy_arms_diagram.svg.png|f654254f14e9590d8c92ad13df9c2c064925ab28
080998_Universe_Content_240.jpg|8bbb3301f7d3b39d9f9b57397dcd1a8b4a240978
rotation_curve_high.jpg|5c42b88ff5c62d590acf4d2a9cd1cfb73eb33c0e
RoadmapToTheMilkyWay_high.jpg|d4888fc49882e05af3a1f330543e8087615188e2
MultiwavelengthMilkyWay_high.jpg|c2eb474dc7fb20725ad6ef7e39e91254194681e9
Milkyway_pan1.jpg|fd97c1bb683052a4d7a64075c0c1c561291d7045
m51_high.jpg|eaa8cfe3c869d98056f739dea421cab40995c9ce
2000px-Starpop.svg.png|db90e976054ad4d33dbc22f223e6ed3c526ede75
Edwin_Hubble_with_pipe.jpg|568db59d333cd6bd4351b5b45bc6e7f1897db3e1
100inchHooker.jpg|a940ad4868912802f13c7b791f72a45c9f819db9
1280px-Hubble2005-01-barred-spiral-galaxy-NGC1300.jpg|ff36f7f0bed8a68e3ff97d8044654f5bcc2678a9
2000px-Local_Group.svg.png|26db3bed9b6869bf22bad3ddd47c8c90ab3c1e98
m31_high.jpg|1440ca3b902623baae74fa498152cd0477a8b6fb
1280px-Magellanic_Clouds_Irregular_Dwarf_Galaxies_.jpg|5eb282645ec3d0712e5e332387a2e77ab0c65f74
1261px-Tarantula_Nebula_-_Hubble.jpg|fce08fcdfd5794aad0110fe757532715cb911aba
LMC_high.jpg|97c7060434ea895e524182a6bcf0d32973034946
CGW2003_high.jpg|c2f6850b2be6a2e8966c4abb00707acdd109cc71
m101_high.jpg|9ee6c8da94b422ad64e91a575d0d2cbff68c7174
m83_high.jpg|7829d9c4f7bbc9aa115e1f5cfda5ab4eb22a0d2c
InteractingGalaxiesArp87_high.jpg|1655909b97c090c427a7511d3dabeb1669044630
Elliptical_Galaxy_NGC_1132_hi.jpg|49709d8621f0227044a4a64c96d8179a7454c74a
StephansQuintet_high.jpg|f5d8d1d694146782f43541284e88ee567ca7f8f8
Redshift_high.jpg|07d9e725726341461b36aa2fa9635345fb249435
hubble_diagram_high.jpg|dc99329dafcfc2bccd856030f46fc28d80f5db83
CepheidsInSpiralGalaxyNGC4603_high.jpg|20c679f32419c1a81f5b441a48aea73bc7bedaed
Supernova1994DInNGC4526_high.jpg|5efcb6841442a88d08d29f1c1fe55eda21a2426e
DistantSupernovae_high.jpg|1f5797e5d44f3180b48e5de990157f9fd6a0f7c7
WMAP_2010.png|cb34111e23b5dc7bcc00eee6deaed5c456a18a8f
BigBangNoise.jpg|94ef01316365fc5c1dd751ba0491742e17a1cdcd
hdf_high.jpg|6b2833aaf31a5c89f4603baf13a6e04744c12083
2MASS_LSS_chart-NEW_Nasa.jpg|8e2e8a711fc50264c99bff4195bd1eb36700600b
hudf_high.jpg|486455e91511d5381716f7d84264c1932e1ebf87
Observable_Universe_with_Measurements_01.png|c0969c7ce186d1a86779c361472787042b71b3ef
m81_high.jpg|965ddaaf8a98c8e9997416a514fd3af7740415c2
virgo_high.jpg|75b6a85afd08c900bafb61dd619d6f1ef7a407f0
coma_high.jpg|0fb456cf7853d9313e12c671f93b64fb3abd7d1b
ClydeTombaugh2.gif|ae6f435b84bf9b7f4d6b01d668a59debacf04890
HubbleDeepField_high.jpg|fcc8c2fefd5df02ea900edc00b6d5b7cad64b1e8
3c48.jpg|6099fce64dab7dfa235bf724a403698b331c7e17
3C273_Chandra.jpg|f46598af7ef0af9103a55cd78e532b5fc1649fac
QuasarMC2_1635_11_high.jpg|78e384dbfaf4846166c4c5a4aaf2953918158800
QuasarHostGalaxies_high.jpg|dea2793407aa462bae12ddaadd1d87323445647e
Arp220_high.jpg|c56788ac71d759d0c420a9cf5c1a0838594f0c43
Quasar1229_204_high.jpg|0181315df8b953220d170514c19a47b74fd21e5a
QuasarWithoutHostGalaxyComparedToNormalQuasar_high.jpg|ac25a5fb3f5226e26b8f5b77ca751827b594ee34
CentaurusA_high.jpg|c05fbd0355d2cc11b978c04c2fe55d3a5acf26a0
CentaurusAJet_high.jpg|119679ef580d17743f3cf3da1208d2c7a2c6614f
Einstein_1921_portrait2.jpg|c024c514a47aea69aa2acde0cfb27cc544f90713
Lemaitre.jpg|011ac8cfb95f3fd950a42850e2164fd78079824a
Aleksandr_Fridman.png|1cf531bf710df6e777e4af3e196755b3a23f1a74
Raisinbread.gif|4e29f4edb1dfbdc14ca8f9a00f36d38508f4cf8d
curved_high.jpg|7a208c011ddd8522ea2afd6565879428b02bd70a
2df_high.jpg|3a0364b97c9aeba1a4dea53b0f827993e94773fa
Primordial_nucleosynthesis2.png|3914bbc38f20d793c2326606a83df97c8446fcf4
Wilson_penzias200.jpg|8a3b9002c17feac9ca96d9253a7414e3d911d8a6
GamovGA_1930.jpg|744ea03f7c7439281ca25c74f7b5758e7a7c4c96
wmap_high.jpg|191fe2710ded492503f21ab4b56f584cac100506
cobe_spectrum_high.jpg|25fbb2d9ea6675606eeca16704ff6db1892c0086
cobe_high.jpg|e72c9e4b01f7e5ac86722588adfe6bedbb0e367f
Arno_Penzias.jpg|5557961ebd20eb8ccf0d23d0109c74fbe333180e
Nearsc.gif|939cbb90c2e6b7d8445717c10b535821515eaad9
CMB_Timeline300_no_WMAP.jpg|5db78a442079a990d1835b07cb72eccb799e3a9d
2000px-Particle_overview.svg.png|38d6180da0c461940466c5499b26fa8787b48ec8