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ELNJ

Astronomer, sometime-coder.

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  • Swarthmore, PA
  • Member for 2 months
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  • Last seen Aug 8 at 12:49

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47 Why don't the inner moons of Jupiter have tidally-induced volcanism? Jul 20
25 Was this an astronomical phenomenon observed in 1689? Jul 31
11 Blue color of ion (plasma) comet tails Jul 12
7 How do astronomers detect the 'metals' in a star? If the atoms are presumably completely ionized? Jul 25
7 Which stellar properties can we describe as “first principles” in which we can derive the rest? Jul 21
7 What's the critical mass of a rocky planet before its gravity traps enough gas in its atmosphere to start becoming a gassy planet Jul 12
5 Different times of sunset at the same location due to elevation Jun 11
4 What was the the value of the Hubble constant at the time of the CMB's 'release' (i.e., 379,000 years after Big Bang)? Aug 1
4 Was the “green star” event in NGC 3314 ever figured out or named? Jul 19
4 Astronomical data convertion from Jy/pixel to MJy/sr? Jul 15
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