Anne Cowley (original) (raw)

Anne Pyne Cowley is an American astronomer known for her spectroscopic observations of stars and stellar black holes, including the 1983 discovery of a likely black hole in LMC X-3, an X-ray binary star system in the Large Magellanic Cloud. This became the first known extragalactic stellar black hole, and the second known stellar black hole after Cygnus X-1. She is a professor emerita at Arizona State University.