Stephen Sekula (steve@chirp.cooleysekula.net)'s status on Thursday, 25-May-2017 15:13:04 UTC
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Stephen Sekula (steve@chirp.cooleysekula.net)'s status on Thursday, 25-May-2017 15:13:04 UTC Stephen Sekula From Twitter https://twitter.com/drsekula:
RT @chandraxray: Puppis A: The remains of a supernova explosion in #space that would have been visible from #Earth ~3700 years ago.⦠https://twitter.com/i/web/status/867723035243053056 https://chirp.cooleysekula.net/attachment/32444