Sailing a boat on an alien sea

from  Today, Explained

Mar 11, 2019

 

SpaceX and Blue Origin have been driving much of the excitement around space travel for the past several years, but NASA got back in the game today. Dr. Ellen Stofan, the agency’s former chief scientist, explains what’s next for us, Mars, infinity and beyond. Learn more about your ad choices. Visit megaphone.fm/adchoices

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