From the impossible dream of a space-based shield, missile defense has come down to Earth. But will it work?
May 2007 | By Ben Iannotta
A tip sheet for following this week's space shuttle mission.
January 2007 | By Tony Reichhardt
From Nanosats to Femtosats.
September 01, 2006 | By Joe Pappalardo
Meet the satellites bringing data to the discussion of global warming
September 2006 | By Ben Iannotta
Europe's SMART-1 is the first of several lunar crashes on the drawing board.
September 2006 | By Tony Reichhardt
Iridium's constellation of 66 comsats was a technological triumph but a business disaster-until an executive and a computer geek found salvation in the Pentagon.
September 2004 | By Craig Mellow
The Chandra X-Ray Observatory opens the book on the high-energy universe.
March 2002 | By James S. Schultz
A new generation of satellites zooms in on a familiar planet.
March 2001 | By Tony Reichhardt
Tales from the corridors of an agency so secret that officially it didn't exist.
January 2000 | By William E. Burrows