Commander Oleg Kotov (left) and Sergey Ryanzansky, preparing for a spacewalk aboard the ISS on Nov. 9.
One of two systems used to dissipate heat from the station's onboard system is acting up, but the space agency says it's not a dangerous situation for the moment.
December 3, 2013 The company's Falcon 9 booster lifted off from Cape Canaveral, Fla., carrying the satellite into a geostationary orbit.
December 3, 2013 The space agency has announced plans to grow turnips, basil and cress on the moon by 2015. The experiment could be good news for astronauts sick of their freeze-dried fare. But researchers say the real goal is to see if humans could one day live — and farm — on the moon.
December 3, 2013 Imagine stepping into an elevator and bumping into your greatest hero. What would you say? Commentator Adam Frank had this happen with one of the 20th century's greatest astronomers, a seer of sorts.
December 2, 2013 The mission has become a reason for national pride in the country. If successful, China would join the U.S. and the former Soviet Union as the only countries to achieve a soft landing on the moon.
November 29, 2013 The Comet ISON appears to have survived after disappearing and being thought dead. New NASA photos show the comet emerging from behind the sun smaller and dimmer, but still throwing a big light trail.