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NASA's First All Women Spacewalk

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Meir and Koch. Picture: https://www.nytimes.com/2019/10/05/science/NASA-female-spacewalk.html
On October 18th, 2019, NASA astronauts Christina Koch and Jessica Meir made history. They were the first all-woman team to perform a spacewalk on the International Space Station (ISS). Koch and Meir follow in the footsteps of other pioneering space women. For example, the first female spacewalk took place 35 years ago.
The Historic Spacewalk


Koch during the Spacewalk. Picture: https://www.inverse.com/article/60248-spacewalk-all-female
At 07:38am (North American time), Koch exited the ISS in an extravehicular activity suit (space suit), followed a short time later by Meir. The two women went to work replacing a faulty battery charge/discharge unit. The device is one of a few pieces of equipment that is responsible for regulating the station’s power. It had failed the previous week but was not critical to life support. However, the task needed to be completed because it was hindering upgrades on th…