News tagged with black holes

Suzaku study points to early cosmic 'seeding'

(Phys.org) —Most of the universe's heavy elements, including the iron central to life itself, formed early in cosmic history and spread throughout the universe, according to a new study of the Perseus Galaxy ...

Oct 31, 2013
4.5 / 5 (12) 1 | with audio podcast

Physicists create tabletop antimatter 'gun'

(Phys.org) —An international team of physicists working at the University of Michigan has succeeded in building a tabletop antimatter "gun" capable of spewing short bursts of positrons. In their paper published ...

Jun 25, 2013 weblog
4.9 / 5 (69) 18 | with audio podcast

Study explains decades of black hole observations

(Phys.org) —A new study by astronomers at NASA, Johns Hopkins University and Rochester Institute of Technology confirms long-held suspicions about how stellar-mass black holes produce their highest-energy ...

Jun 14, 2013
4.9 / 5 (30) 20 | with audio podcast

Black hole naps amidst stellar chaos

(Phys.org) —Nearly a decade ago, NASA's Chandra X-ray Observatory caught signs of what appeared to be a black hole snacking on gas at the middle of the nearby Sculptor galaxy. Now, NASA's Nuclear Spectroscopic ...

Jun 11, 2013
3.7 / 5 (7) 0 | with audio podcast

Mystery of dwarf galaxy could be ejected black hole

An international team of researchers analyzing decades of observations from many facilities—including the W. M. Keck Observatory on Mauna Kea, the Pan-STARRS1 telescope on Haleakala and NASA's Swift satellite—has ...

Nov 19, 2014
4.2 / 5 (12) 1