Discovery of Largest Galaxy Yet Observed Baffles Astronomers

Feb 19, 2022 | EARNINGS

Astronomers in Europe have discovered the largest galaxy ever observed. Alcyoneus, named after a Greek giant slain by Heracles, is a radio galaxy some 16.3 million light-years wide, making it over four times the size of the previous record-holder, IC 1101, with a 3.9 million light-year diameter.

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