A bizarre system of stars that is either an ancient cluster or the most dark-matter-dominated dwarf galaxy ever found is ... the system, known as Ursa Major III/Unions 1 (UMa3/U1), contains ...
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Astronomers May Have Found a Dark Matter Dwarf GalaxyUrsa Major III / UNIONS 1 (UMa3/U1). It might be a normal cluster of stars we spotted at a unique moment, or more interestingly, it could be a dwarf galaxy rife with dark matter. Dark matter is a ...
A white dwarf and a red dwarf star have been discovered closely orbiting each other emitting radio pulses every two hours.
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