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Buzz Aldrin and Other Martians
b'He walked with Neil Armstrong on the moon, but that may not be his greatest legacy. Buzz Aldrin was joined by other space stars at the recent Humans To Mars Summit. Bill Nye returns with his sense of awe turned up to eleven by the images of Jupiter returned by Juno. Casey Dreier finds good and bad news for science in the White House\\u2019s proposed 2018 budget. And there\\u2019s a lively night sky to explore in this week\\u2019s What\\u2019s Up segment. Related links are here: http://www.planetary.org/multimedia/planetary-radio/show/2017/0531-h2m-buzz-aldrin-jim-green.html'