CAPE CANAVERAL, Fla — A tech billionaire performed the first private spacewalk hundreds of miles above Earth on Thursday, a high-risk endeavor reserved for professional astronauts — until now. Tech ...

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The historic action is expected to start at 5:58 a.m. ET on Thursday (Sept. 12). When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. Update for 7:41 ...

OTD In Space - May 23: NASA Astronauts Take Impromptu Spacewalk On May 23, 2017, NASA astronauts Peggy Whitson and Jack Fischer took an urgent and unplanned spacewalk to replace a broken data relay ...