A massive star in the nearby Andromeda galaxy has simply disappeared. Some astronomers believe that it's collapsed in on ...

What lies at the heart of a black hole has puzzled physicists for decades. Now, a team led by physicist Enrico Rinaldi has taken a bold approach to the mystery. By using quantum computing and machine ...

NASA researchers have discovered a perplexing case of a black hole that appears to be “tipped over,” rotating in an unexpected direction relative to the galaxy surrounding it. That galaxy, called NGC ...

A newly discovered black hole (G3425) with a mass of approximately 3.6 solar masses falls within the observationally sparse "mass gap" (between two and five solar masses), presenting a cosmic ...