Safety experts say it will be dangerous to fly NASA shuttles beyond 2010.
A problem with the range safety system that protects the people and property from an out-of-control rocket mishap has forced the cancellation of today's Atlas V launch.
NASA is moving to protect ground crews, astronauts and VIPs, closing shuttle Atlantis' launch pad to all but essential personnel.
CAPE CANAVERAL - Boeing's Delta 4 rocket is poised to return to flight this week for the first time in a year and a half, and there's more riding on the launch than the weather satellite on top.
CAPE CANAVERAL - About three dozen people assembled at the spaceport Saturday to protest this month's planned launch of a plutonium-powered space probe bound for Pluto.
CAPE CANAVERAL - The House of Representatives voted Wednesday to let NASA continue buying Russian spaceships to deliver astronauts and supplies to the space station until 2012.
CAPE CANAVERAL - Johnson Space Center will reopen Monday after suffering what emergency crews deemed "extremely light" damage Saturday from Hurricane Rita.
CAPE CANAVERAL - Shuttle Discovery's flight home is delayed again, now set for takeoff from California on Friday at earliest.
Michael Brieden bore bad news. There was no chance NASA, by return to flight, could develop a way to repair the type of severe damage that doomed Columbia and its crew.
Columbia was 16 minutes from home, where astronauts and loved ones would reunite, when Wayne Hale realized there would be no reunion.
CAPE CANAVERAL - A rocket fuel fire during atmospheric re-entry that ended in explosions on Kennedy Space Center's runway in 1983.