The space station astronauts will have to wait until next month for their Christmas delivery.
Astronauts doubled as trash men Wednesday, heaving an old science experiment and two antennas overboard at the International Space Station.
A NASA-backed study is exploring deep-sleep stasis for its crew members as a way to dramatically reduce the cost of sending humans on a lengthy trip to Mars.
NASA is a giant step closer to launching Americans again from U.S. soil.
An electrical malfunction forced astronauts to shut down 1 of 8 power channels.
Astronaut Buzz Aldrin wants astronauts to visit an asteroid that’s in deep space.
NASA orders spacewalk repairs for a serious computer outage at the International Space Station.
NASA is developing a humanoid robot that can be used to perform emergency medical procedures on astronauts.
Astronauts ventured out Saturday on the first of a series of urgent repair spacewalks to revive a crippled cooling line at the International Space Station.
New research shows that long-term damage to an astronauts eyes may happen in as little as two weeks.