Elon Musk @elonmusk
Reason is Newton's Third Law. In vacuum, there is nothing to "push" against. You must react against ejected mass. — PolitiTweet.org
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Mon Jan 26 03:36:00 +0000 2015
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Likely AvailableElon Musk @elonmusk
Reason is Newton's Third Law. In vacuum, there is nothing to "push" against. You must react against ejected mass. — PolitiTweet.org