Tagged: black hole

Ultramassive black hole in NGC 1600 investigated in detail

Using NASA’s Chandra X-ray observatory, astronomers from the University of Alabama in Huntsville have investigated the central region of the galaxy NGC 1600, focusing on its ultramassive black hole (UMBH). Results of the study, presented in a paper published February 11 on the arXiv pre-print...

First black hole ever detected is more massive than we thought

New observations of the first black hole ever detected have led astronomers to question what they know about the Universe’s most mysterious objects. Published today in the journal Science, the research shows the system known as Cygnus X-1 contains the most massive stellar-mass black hole...