Our Galaxy’s Supermassive Black Hole May Have Had a Companion in the Past
MAR 28, 2025
Could there have been two massive black holes in our galaxy’s center at one time? New modeling of fast-moving stars in the Milky Way’s halo suggests the answer is yes.
Our Galaxy’s Supermassive Black Hole May Have Had a Companion in the Past lead image
Space Telescope Science Institute Office of Public Outreach/NASA, ESA, SSC, CXC, and STScI
Could there have been two massive black holes in our galaxy’s center at one time? New modeling of fast-moving stars in the Milky Way’s halo suggests the answer is yes.
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