Above all else, interstellar flight is a human back-up strategy. http://ow.ly/10q9R2 pic.twitter.com/kHOwNabe55
6:01 AM - 8 Apr 2016
0 replies
11 retweets
17 likes
Loading seems to be taking a while.
Twitter may be over capacity or experiencing a momentary hiccup. Try again or visit Twitter Status for more information.