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Advanced filters: Author: Arno Riffeser Clear advanced filters

  • A new ultraluminous X-ray source has been discovered in M 31, whose variability and associated bright, compact radio emission identify it as a stellar-mass black hole accreting close to the Eddington limit.

    • Matthew J. Middleton
    • James C. A. Miller-Jones
    • Keith Grainge
    Research
    Nature
    Volume: 493, P: 187-190