Mars explorers will include women, experts say

Men walked on the Moon, but women will be among the pioneering explorers who someday step foot on Mars, said a gathering of top female space experts this week.

Video: The latest look at 'first light' from Chandra

NASA's Chandra X-ray Observatory has captured many spectacular images of cosmic phenomena over its two decades of operations, but perhaps its most iconic is the supernova remnant Cassiopeia A.

Defective software could have doomed Boeing's crew capsule

Defective software could have doomed Boeing's crew capsule during its first test flight, a botched trip that was cut short and never made it to the International Space Station, NASA and company officials said Friday.

Obama: Five-year freeze on NASA budget

President Barack Obama on Monday proposed reining in expenses at NASA, sending a 2012 budget blueprint to Congress that calls for a five-year freeze on spending levels at the US space agency.

US shuttle to bring Tranquility to space station

The US space shuttle Endeavour and its crew of six astronauts are preparing for a weekend mission to deliver a space module dubbed Tranquility to the International Space Station (ISS).

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