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TAG
“US Naval Observatory”
Press Release
Astronomers Measure New Distances to Nearby Stars
October 6, 2017
Press Release
2016 Will Be One Second Longer
July 7, 2016
Status Report
The Sky This Week, 2016 March 15 – 23
March 15, 2016
Status Report
The Sky This Week, 2015 December 29 – 2016 January 5
December 30, 2015
Press Release
First Version of Newest USNO Star Catalog Released
April 24, 2015
Press Release
USNO Releases Final Version of CCD Astrograph Star Catalog
August 28, 2012
Press Release
U.S. Naval Observatory to Add Leap Second to Clocks
January 20, 2012
Press Release
U.S. Naval Observatory to Add Leap Second to Clocks
December 31, 2008
Press Release
Leap Second will be added to clocks on Dec. 31, 2008
December 9, 2008
Press Release
U.S. Naval Observatory to Add Leap Second to Clocks
December 22, 2005
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