Geminga
From All Skies Encyclopaedia
modern name for PSR B0633+17 Astrophysically important nearby pulsar – 1127 references. NASA ADS lists 844 publications with “Geminga” in abstract. Name listed in Lortet & Spite (1986) IAU dictionary of names.
Etymology and History
"Geminga" is an artificially invented term for the gamma-ray and X-ray pulsar discovered and named by Giovanni Bignani+ 1983,
see footnote below. Bignami (1944-2017) was Italian physicist, later chairman of Italian Space Agency (2007-2008)
The authors explain the pun: "This source is in the constellation of Gemini and it is a gamma-ray source. Pronounced with both G's as in "get", the word means "does not exist" or "it's not there" in Milanese dialect.
Mythology
IAU Star Name
Name already in SIMBAD: https://simbad.u-strasbg.fr/simbad/sim-id?Ident=Geminga Wikipedia