The Milky Way may have two supermassive black holes
Measurements of stars orbiting our galaxy's core suggest our 4-million-solar-mass black hole, Sagittarius A*, may have another supermassive companion lurking nearby.
Continue Reading
Measurements of stars orbiting our galaxy's core suggest our 4-million-solar-mass black hole, Sagittarius A*, may have another supermassive companion lurking nearby.
Continue Reading
Join the Discussion