Is it possible to verify these dark matter measurements: 10^12 M☉(Milky Way), 10^16 M☉ (M31), 10^18 M☉ (M87), 10^20 M☉ (NGC 4889)? Thanks.
The Italian edition of @sciam recently interviewed @GCataldoNASA, a systems engineer with #Webb, about what inspired him to pursue a career in aerospace. Read the English translation here: https://tinyurl.com/y8huyc2t , or read it in Italian here: https://tinyurl.com/ybv286ho #JWSTpic.twitter.com/lhvBp3u1lc
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Thanks. Twitter will use this to make your timeline better. UndoUndo
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He needs to sleep
Thanks. Twitter will use this to make your timeline better. UndoUndo
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