M31 Black Hole Gets FriskyStarDate - May 25, 2010 Black Hole Runs AwayNetherlands Institute for Space Research - May 10, 2010 M87 Black Hole Bulks UpMcDonald Observatory - June 8, 2009 More » |
NGC 4473A supermassive black hole in the constellation Virgo.
|
||
What happens when you get close to a black hole?The exact effects depend on the size and mass of the black hole. More » |
Birth of Stellar-Mass Black Holes: Gravity's VictoryAt the heart of every star, a battle is taking place. In a way, it's a battle between matter and rad... More » |
||
Copyright ©2005-2009 University of Texas McDonald Observatory | About this Site | Funding provided by NASA and the National Science Foundation | |||
Astronomers discovered a likely supermassive black hole in the core of NGC 4473 as part of a survey of possible host galaxies with Hubble Space Telescope. NGC 4473 is classified as an elliptical galaxy, although it is slightly flattened into a disk-like shape. By measuring the orbital motions of stars near the center of the galaxy, a team of astronomers concluded that the stars are orbiting a black hole of roughly 50 million to 100 million times the mass of the Sun.
This and other black holes...