Outside the International Space Station, Expedition 39 Flight Engineers Rick Mastracchio and Steve Swanson of NASA conducted a spacewalk April 23 to replace a backup computer relay box on the station’s S0 (s-zero) truss. 9 more words
Tags » Astronauts
Astronauts to reveal sobering data on asteroid impacts, Nearly 30 City killers have hit in the last 10 years!
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This Earth Day, Tuesday, April 22, three former NASA astronauts will present new evidence that our planet has experienced many more large-scale asteroid impacts over the past decade than previously thought… three to ten times more, in fact.