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US Naval Observatory Press Releases

  • USNO Releases Final Version of CCD Astrograph Star Catalog
    (Tuesday, August 28, 2012)

  • U.S. Naval Observatory to Add Leap Second to Clocks
    (Friday, January 20, 2012)

  • U.S. Naval Observatory to Add Leap Second to Clocks
    (Wednesday, December 31, 2008)

  • U.S. Naval Observatory to Add Leap Second to Clocks
    (Thursday, December 22, 2005)

  • Unusual Binary Star resolved with Unusual Optical "Telescope"
    (Wednesday, January 26, 2005)

  • Sun-Like Binary Stars Lose Their Companions
    (Thursday, January 22, 2004)

  • USNO Knows Where the Stars Are
    (Sunday, August 10, 2003)

  • 25th Anniversary of the Discovery of Pluto's Moon Charon
    (Sunday, June 22, 2003)

  • Plumbing the depths of Polaris
    (Wednesday, June 7, 2000)

  • Sloan Digital Sky Survey Finds Most Distant Object Ever Observed
    (Thursday, April 13, 2000)


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