CAPE CANAVERAL, Fla. -- NASA's last space shuttle countdown is under way, but lousy weather may delay Friday's launch attempt. There's a 60 percent chance that rain or thunderstorms will postpone the ...

CAPE CANAVERAL, Fla. — Forecasters offered a generally favorable launch outlook today as the countdown for NASA's first space shuttle mission of 2007 was about to get under way. Shuttle Atlantis is ...

CAPE CANAVERAL, Fla. -- After weeks of fuel line repairs, NASA's space shuttle is poised to end a three-month launch hiatus with today's planned liftoff to the international space station. Six ...

The space shuttle Atlantis had its external tank filled with liquid hydrogen and liquid oxygen in preparation for launch. The engine-cutoff sensors, which were faulty before, had accurate readings.

Kennedy Center Director Bob Cabana and Vehicle Integration Test Office and former NASA astronaut Jerry Ross walk past an honor guard at NASA's Kennedy Space Center Visitor Complex to participate in a ...