1don MSN
Inside NASA’s scramble to find a backup moon plan — and the wild ideas companies are pitching
As NASA’s moon-landing plans with SpaceX hang in the balance, other bold ideas are quietly starting to take shape.
Joe Scott on MSN
Why Is Going Back to the Moon So Hard Today?
Why is it so difficult to return to the Moon when we first landed there in 1969? This video explores the challenges behind ...
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