Astronomers were using data from the Hubble Space Telescope to study white dwarf stars in the Milky Way, but in the process they found something unexpected: a very faint group of stars millions of light-years away which turned out to be a new galaxy named Bedin 1, a dwarf spheroidal galaxy.
Source: Astronomers Make an Accidental Discovery: Tiny Dwarf Galaxy Bedin 1 | Digital Trends
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