News tagged with space shuttle program

Most experienced US spacewalker retires

A NASA astronaut who spent more hours walking in space than any other American and also set a record for the longest spaceflight mission has retired to join the private sector, the US space agency said Monday.

Mar 12, 2012
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Growing knowledge in space

Plants are critical in supporting life on Earth, and with help from an experiment that flew onboard space shuttle Discovery's STS-131 mission, they also could transform living in space.

Dec 01, 2011
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Obama under fire over space plans

High-profile critics fear President Barack Obama's commercial overhaul of human spaceflight is going nowhere and could mark the end of half a century of US supremacy among the stars and planets.

Oct 03, 2011
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