Extending space station key to Mars: NASA scientist

Getting humans to Mars will require medical research on the International Space Station through at least…

Astronauts prepare for first spacewalk

The U.S. space shuttle Discovery's crew awoke Tuesday to begin unloading tons of equipment to the…

Discovery docks with space station

The U.S. shuttle Discovery made a textbook docking Sunday with the International Space Station where a…

Contact lost, India terminates first moon mission

India terminated its first mission to the moon on Sunday, a spokesman for the national space…

NASA readying shuttle Discovery for Friday launch

NASA will wait until late Friday to make its fourth attempt to launch the space shuttle…

Discovery space shuttle blasts off after days of delays

Space shuttle Discovery rocketed into orbit early Saturday, carrying lab equipment, supplies, spare parts, genetically altered…

Valve problem again delays space shuttle launch

NASA delayed a Tuesday night liftoff of the space shuttle Discovery because of an apparent problem…

Bad weather delays space shuttle launch

NASA delayed a Tuesday morning liftoff of the space shuttle Discovery because of stormy weather at…

South Korea launches first rocket, to rile North

South Korea's first space rocket blasted off on Tuesday, carrying a scientific satellite in a launch…

Space shuttle fueled for second launch try

NASA prepared for a second bid to launch the shuttle Discovery and seven astronauts on Wednesday…