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Astronomers Discover First Binary Star System Near Milky Way's Black Hole

The young star pair, dubbed D9, challenges assumptions about the extreme gravitational environment around Sagittarius A*.

  • A binary star system, named D9, has been discovered orbiting Sagittarius A*, the supermassive black hole at the center of the Milky Way galaxy.
  • This marks the first time a binary star system has been identified in such close proximity to a black hole, located in the densely packed S cluster of stars.
  • The stars in D9 are estimated to be 2.7 million years old and are expected to merge into a single star within the next million years due to the black hole's gravitational influence.
  • Researchers suggest the discovery could provide insights into how stars and systems form and survive in extreme gravitational environments.
  • The findings also raise speculation about the potential presence of exoplanets in similar systems, as young stars are often associated with planet formation.
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