NASA Seeks Candidates To Simulate A Year-Long Martian Mission On Earth 10:42am August 09, 2021 Space Share URL copied to clipboard! Copyright 2021 NPR. To see more, visit https://www.npr.org. 300x250 Ad More Morning Edition Politics & Government Groups that register voters are feeling besieged by new state laws Music & Culture New concert documentary has behind-the-scenes look at Spingsteen's latest tour 300x250 Ad Support quality journalism, like the story above, with your gift right now. Donate