• The United States Naval Observatory
  
  The USNO mission is to determine thepositions and motions of celestial objects, to provide astronomicaldata, to measure the Earth's rotation and to maintain the Master Clockfor the United States.
  astrometry astronomy atomic clocks earth global gps orient positioning precise satellite system time timetransfer two-way twstt
  By rrhobbs in Public bookmarks with astronomy navy observatory reference science space time by 3 users
• Hubble Heritage Gallery of Images
  I love this......when I look at these pictures, I feel as though I am meditating........I feel part of the whole universe, both huge and small, important and blissfully insignificant at the same time. It's so beautiful..........every one of our republica
  By chandral in Public bookmarks with astronomy images photos physics religion science space by 8 users
• NOVA | The Elegant Universe | Watch the Program (full-screen) | PBS
  
  Einstein's Dream: Combining the laws of the universe in one theory that explains it all is the Holy Grail of physics.
  By chandral in Public bookmarks with astronomy documentary education physics science video videos by 13 users
• Joe Bergeron's Space Art and Astronomy Site
  Joe Bergeron is an artist specializing in space art, science fiction art, and fantasy art. Also features amateur astronomy, telescopes, Jack Vance, and Green Lantern.
  By Kiri in Art with art artist astronomy science-fiction
• WIKISKY.ORG
  
  Interactive Sky Map - WIKISKY.ORG
  astronomy astrophoto celestial cluster constellation galaxy images interactive map nebula photography sky skymap star
  By jdrsantos in Public bookmarks with astronomy interesting maps reference science space by 24 users
• Greek Astronomy
  By rdgranados in Other... with astronomy greek by 2 users
• NASA Site
  Launched 6/18/09
  By conradandrose in Conrad > Astronomy > Spacecraft > Moon > LCROSS - Impact 10/9/09 with astronomy conrad launch moon spacecraft
• SWRI Site - Launched 10/19/08
  By conradandrose in Conrad > Astronomy > Spacecraft > Sun > Ibex - In Orbit with astronomy conrad ibex launch spacecraft sun
• 30 Meter Telescope
  First Light 2016
  By conradandrose in Conrad > Astronomy > Spacecraft > Earth Telescopes with 2016 astronomy conrad light spacecraft telescopes
• Kepler (visual) - In Orbit
  Kepler Mission to find Earth-size planets in the habitable zones of stars
  By conradandrose in Conrad > Astronomy > Spacecraft > Space Telescopes with astronomy conrad earth-size kepler mission planets spacecraft telescopes by 2 users

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