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Stephen Sekula (steve@chirp.cooleysekula.net)'s status on Saturday, 30-May-2020 19:40:48 UTC Stephen Sekula Really something to see the second stage engine glow red in the vacuum of space, a result of the heat dumped into the material causing the atoms in the material to emit radiation just in the visible human spectrum (red). That puts the temp at about 2000K. https://t.co/9MBGbTotuE