Events

Hypervelocity Stars Dr. Warren R. Brown, Smithsonian Astrophysical Observatory Hypervelocity stars are ejected by the Galaxy's central massive black hole at speeds that exceed Galactic escape velocity. We discovered the first hypervelocity star in 2005, and have since found many …

The study of super-Eddington accretion is essential to our understanding of the growth of super-massive black holes in the early universe, the accretion of tidally disrupted stars, and the nature of ultraluminous X-ray sources.