Astronauts Butch Wilmore and Sunita Williams extended their space mission from 10 days to 9 months due to technical failures.

Space is a hostile environment for humans. Even on Mars, settlers might have a hard time coping with potentially lethal ...

NASA is crafting an initial plan for reductions in force and reorganization, Acting NASA Administrator Janet Petro said in a memo.

Sunita Williams has been stranded in space for nine months after a mission that was meant to last just eight days went awry ...