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Stephen Sekula (steve)'s status on Friday, 18-Aug-2017 13:01:41 EDT Stephen Sekula Landing even a modest instrument on Mars is scary, dangerous, and crazy. How would you do this on a TRAPPIST-1 world? #PHYS1010 https://twitter.com/drsekula/status/898590321931677696/photo/1 https://chirp.cooleysekula.net/attachment/39351