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National News

Developments In and Out of This World That We’re Still Thinking About at Year’s End

In a photo from NASA, Jessica Meir, left, and Christina Koch aboard the International Space Station ahead of their spacewalk, Oct. 17, 2019. Koch and Meir made history with the first all-female spacewalk on Friday when they ventured outside the International Space Station for a six-and-a-half-hour mission. (NASA via The New York Times) -- FOR EDITORIAL USE ONLY