Sentences with phrase «containing giant black holes»

Astronomer Karl Gebhardt of the University of California, Santa Cruz, and an international team used the Hubble Space Telescope to chart the orbital motions of stars within galaxies containing giant black holes, including eight newly identified ones.

This should allow users to calculate distances to some of the Universe's most remote objects, such as quasars, the luminous cores of distant galaxies containing giant black holes.

Not exact matches

Most curiously, each giant black hole appears to contain exactly 0.2 % of the mass of its galaxy's bulge of stars.

Three years ago, a University of Utah - led team discovered that an ultra-compact dwarf galaxy contained a supermassive black hole, then the smallest known galaxy to harbor such a giant black hole.

Black holes and their host galaxies have a tight relationship: Regardless of their size, the central swarms of stars in galaxies are always about 500 times more massive than the giant black holes they contain (ScienceNOW, 5 June 2Black holes and their host galaxies have a tight relationship: Regardless of their size, the central swarms of stars in galaxies are always about 500 times more massive than the giant black holes they contain (ScienceNOW, 5 June 2black holes they contain (ScienceNOW, 5 June 2000).

The black hole — which is buried within a giant cluster containing thousands of stars — marks the first time astronomers have detected a black hole with the help of an orbiting star.