7 Things You Always Wanted to Know About Spacewalks
What’s it like to spend hours in Earth’s orbit, when your spacesuit is the only thing between you and a frigid vacuum? Astronaut Douglas Wheelock describes the experience.
This Friday, astronauts Scott Kelly and Kjell Lindgren will squeeze out of a hatch on the International Space Station (ISS) to fix an ammonia cooling system last repaired in 2012. Their second spacewalk in less than two weeks will be broadcast live on NASA TV starting at 7:10AM Eastern Standard Time (12:10PM Greenwich Mean Time) on Friday, and is expected to last around six and a half hours.
Last week Kelly—who just broke the record for the longest that a NASA astronaut has lived in space—and Lindgren spent over seven hours outside of the station, where they completed a lengthy to-do list: lubing up the latching end of a robotic arm, laying the groundwork for a new docking
