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27 February 2012
- 22:0622:06, 27 February 2012 diff hist 0 N File:Orion nebula hst 2006 mosaic 18000.jpg No edit summary current
- 22:0622:06, 27 February 2012 diff hist 0 File:Ngc3603 hs-1999-20-a-full.jpg uploaded a new version of "File:Ngc3603 hs-1999-20-a-full.jpg" current
- 22:0622:06, 27 February 2012 diff hist 0 N File:M16 jm3.jpg No edit summary current
- 22:0522:05, 27 February 2012 diff hist 0 File:Doublecluster nmm.jpg uploaded a new version of "File:Doublecluster nmm.jpg" current
- 22:0522:05, 27 February 2012 diff hist 0 File:Bok globule opo0613a.jpg uploaded a new version of "File:Bok globule opo0613a.jpg" current
- 22:0422:04, 27 February 2012 diff hist 0 N File:Veil supernova remnant.jpg No edit summary
- 22:0422:04, 27 February 2012 diff hist 0 N File:Taurus crab heic0515b.jpg No edit summary current
- 22:0422:04, 27 February 2012 diff hist 0 N File:Supernova type Ia a.jpg No edit summary current
- 22:0322:03, 27 February 2012 diff hist 0 N File:Sn type Ia.jpg No edit summary current
- 22:0322:03, 27 February 2012 diff hist 0 N File:Sn1987a shock hst 304.gif No edit summary current
- 22:0322:03, 27 February 2012 diff hist 0 N File:Sn1987a.jpg No edit summary current
- 22:0322:03, 27 February 2012 diff hist 0 N File:Planetary nebulae.jpg No edit summary current
- 22:0322:03, 27 February 2012 diff hist 0 N File:Ngc3603 hs-1999-20-a-full.jpg No edit summary
- 22:0222:02, 27 February 2012 diff hist 0 N File:M87 hs-1992-01-a-large web.jpg No edit summary current
- 22:0222:02, 27 February 2012 diff hist 0 N File:M46 planetary nebula alone.jpg No edit summary current
- 22:0222:02, 27 February 2012 diff hist 0 N File:M46 m47 hetlage f.jpg No edit summary current
- 22:0222:02, 27 February 2012 diff hist 0 N File:M46 c8mfr3 ps1.jpg No edit summary current
- 22:0222:02, 27 February 2012 diff hist 0 N File:Helix.jpg No edit summary current
- 22:0122:01, 27 February 2012 diff hist 0 N File:Fate of a sun size star.jpg No edit summary current
- 22:0122:01, 27 February 2012 diff hist 0 N File:Eta carinae hubble chandra.jpg No edit summary current
- 22:0122:01, 27 February 2012 diff hist 0 N File:Death of stars hs 1996.jpg No edit summary current
- 22:0122:01, 27 February 2012 diff hist 0 File:Crab hubble.jpg uploaded a new version of "File:Crab hubble.jpg" current
- 20:4920:49, 27 February 2012 diff hist +14,807 N Death of Stars Created page with "''Under Developmen''t You Have Heard of BLACK HOLES! All stars eventually run out of hydrogen in their cores. Once hydrogen fusion stops the star collapses under its own gra..."
- 20:4820:48, 27 February 2012 diff hist +3,900 N Birth of Stars Created page with "''Under Development'' The early universe was composed mostly of hydrogen. Where the hydrogen was slightly more dense, the gravity of the hydrogen atoms drew it together into..."
- 20:4720:47, 27 February 2012 diff hist +6,433 N Subatomic Particles Created page with "''Under Development'' Protons, Neutrons, Electrons, Quarks, or Energy Itself? When small stars die and their source of fusion energy is gone, gravity overcomes the pressure..."
22 February 2012
- 05:3705:37, 22 February 2012 diff hist +42 The Moon No edit summary current
- 05:3505:35, 22 February 2012 diff hist +22 N File:Moon phases 20120222.png Credit: Helen Kielkopf current
21 February 2012
- 20:2220:22, 21 February 2012 diff hist +185 Elementary Astronomy News Highlights →Week of February 20, 2012
20 February 2012
- 19:4519:45, 20 February 2012 diff hist +2 Elementary Astronomy No edit summary
- 19:4519:45, 20 February 2012 diff hist 0 m Periodic Table of the Elements moved Period Table of the Elements to Periodic Table of the Elements current
- 11:3411:34, 20 February 2012 diff hist +109 Elementary Astronomy No edit summary
- 11:3311:33, 20 February 2012 diff hist +328 We Can See the Universe →Other Galaxies Near and Far
- 11:2911:29, 20 February 2012 diff hist +1 We Can See the Universe →Mass of a Celestial Object
- 11:2911:29, 20 February 2012 diff hist +2 We Can See the Universe →Mass of a Celestial Object
- 11:2811:28, 20 February 2012 diff hist +78 We Can See the Universe →Mass of a Celestial Object
- 11:2411:24, 20 February 2012 diff hist +151 We Can See the Universe →The Hertzsprung-Russell "HR" Diagram
- 11:2111:21, 20 February 2012 diff hist +252 We Can See the Universe →We Can See the Milky Way Galaxy
- 11:1511:15, 20 February 2012 diff hist +296 We Can See the Universe →We Can Begin to Understand It
- 11:1111:11, 20 February 2012 diff hist +109 We Can See the Universe →We Can Begin to Understand It
- 11:0211:02, 20 February 2012 diff hist +15 We Can See the Universe No edit summary
- 11:0111:01, 20 February 2012 diff hist 0 N File:Hubble deep field hs-1996-01-d-full.jpg No edit summary current
- 10:5510:55, 20 February 2012 diff hist −2 We Can See the Universe No edit summary
- 10:5410:54, 20 February 2012 diff hist −2 We Can See the Universe No edit summary
- 10:5210:52, 20 February 2012 diff hist +5 We Can See the Universe →Other Galaxies Near and Far
- 10:5010:50, 20 February 2012 diff hist +4 We Can See the Universe →Other Galaxies Near and Far
- 10:4810:48, 20 February 2012 diff hist +385 We Can See the Universe →Other Galaxies Near and Far
- 10:3910:39, 20 February 2012 diff hist +169 We Can See the Universe →Mass of a Celestial Object
- 10:3610:36, 20 February 2012 diff hist +231 We Can See the Universe No edit summary
- 10:3510:35, 20 February 2012 diff hist −9 We Can See the Universe →The Hertzsprung Russle "HR" Diagram
- 10:3010:30, 20 February 2012 diff hist +107 We Can See the Universe →We Can See the Milky Way Galaxy
