Since then, along with its fellow detectors Virgo and KAGRA, LIGO has detected gravitational waves from many mergers between pairs of black holes, pairs of ultra-dense neutron stars — and even mixed mergers between a black hole and a neutron star.
—
Robert Lea,
Space.com,
1 June 2026
In the 10 years since then, scientists have detected hundreds of black holes coming together, as well as other extreme cosmic events like neutron stars colliding and black holes merging with a neutron star.
Once orbiting each other, the brown dwarfs would have gradually spiraled closer and closer together, with the gravitational influence of one brown dwarf causing its counterpart to puff out and become less dense.
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