Brown dwarf is locked in a harmful 2-hour orbit with a tiny star

Illustration of brown dwarfs, unusual objects which might be someplace between a daily star and a planet in measurement, orbiting one another

NASA, ESA, and A. Feild (STScI)

A tiny star and its companion, a “failed star” often called a brown dwarf, are locked in an extremely tight orbit, rotating in a quantity smaller than the solar.

Except a star has collapsed right into a white dwarf or a neutron star, it could solely shrink its orbit round one other object by means of a course of known as magnetic braking, the place stellar winds strip away materials and carry away momentum. Nonetheless, it was …

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