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NSF statement on latest LIGO-Virgo detection of binary black hole merger（图）
NSF latest LIGO-Virgo binary black hole merger
2017/12/19
Scientists supported by the National Science Foundation (NSF) recently announced the detection of the merger of two relatively "light" black holes, 7 and 12 times the mass of the sun, respectively, at...
Gargantua in the Mist:A Precocious Black Hole Behemoth at the Edge of Cosmic Dawn（图）
Gargantua in the Mist Precocious Black Hole Behemoth Edge of Cosmic Dawn
2017/12/19
Supermassive black holes lurk at the centers of many galaxies. While some — like the black hole at the center of our own Galaxy — live quiet lives, occasionally snacking on a star or two, others feed ...
Scientists Observe Supermassive Black Hole In Infant Universe（图）
Scientists Supermassive Black Hole Infant Universe
2017/12/19
A team of astronomers, including two from MIT, has detected the most distant supermassive black hole ever observed. The black hole sits in the center of an ultrabright quasar, the light of which was e...
Gravitational Waves+New Clues From Space Reveal New Way To Make A Black Hole（图）
Gravitational Waves Space Make A Black Hole
2017/10/26
For the first time, scientists worldwide and at Penn State University have detected both gravitational waves and light shooting toward our planet from one massively powerful event in space -- the birt...
LIGO And Virgo Observatories Jointly Detect Black Hole Collision（图）
LIGO And Virgo Observatories Jointly Detect Black Hole Collision
2017/10/24
In August, detectors on two continents recorded gravitational wave signals from a pair of black holes colliding. This discovery, announced today, is the first observation of gravitational waves by thr...
Statement from National Science Foundation (NSF) Director France Córdova regarding news that researchers at the Laser Interferometer Gravitational-wave Observatory (LIGO) detected gravitational waves ...
RIT's black hole computer simulations help ID third gravitational wave LSC announces newest findings
RIT black hole computer simulations ID third gravitational wave LSC announces
2017/7/21
Rochester Institute of Technology researchers continue to make significant contributions to gravitational wave astronomy, with the third detection of gravitational waves and a new black hole 49 times ...
Dormant Black Hole Eats Star,Becomes X-Ray Beacon
Dormant Black Hole Eats Star X-Ray Beacon
2016/7/4
Roughly 90 percent of the biggest black holes in the known universe are dormant, meaning that they are not actively devouring matter and, consequently, not giving off any light or other radiation. But...
Lonely Black Hole Relic Shines Light on Young Universe
Lonely Black Hole Relic Light Young Universe
2016/4/13
Astronomers using the 8-meter Gemini North telescope on Hawaii’s Maunakea have probed an enigmatic, and unexpected, supermassive black hole dominating the core of a large galaxy in the cosmic backwate...
York University astrophysicists detect ultra-fast winds near supermassive black hole
York University astrophysicists ultra-fast winds supermassive black hole
2016/3/28
New research led by astrophysicists at York University has revealed the fastest winds ever seen at ultraviolet wavelengths near a supermassive black hole.“We’re talking wind speeds of 20 per cent the ...
GGC physicist leads team in innovative black hole research
GGC physicist innovative black hole research
2016/2/23
Black holes are the subject of much fascination, not just in science but also in popular media. For example, the 2014 movie “Interstellar” portrays a fast-rotating, supermassive black hole, into which...
Event Horizon Telescope Reveals Magnetic Fields at Milky Way's Central Black Hole
Telescope Magnetic Fields Milky Way Central Black Hole
2015/12/14
Most people think of black holes as giant vacuum cleaners sucking in everything that gets too close. But the supermassive black holes at the centers of galaxies are more like cosmic engines, convertin...
Extremal energy shifts of radiation from a ring near a rotating black hole
Extremal energy shifts radiation black hole
2011/1/11
Radiation from a narrow circular ring shows a characteristic double-horn profile dominated by photons having energy around the maximum or minimum of the allowed range, i.e. near the extremal values of...
Accurate AGN black hole masses and the scatter in the M_{bh} - L_{bulge} relationship
black hole physics galaxies active galaxies bulges galaxies fundamental parameters galaxies nuclei quasars emission lines
2010/3/9
A new empirical formulae is given for estimating the masses of black holes in AGNs from the H beta velocity dispersion and the continuum luminosity at 5100 Angstroms. It is calibrated to reverberation...
A SIMPLE, APPROXIMATE METHOD FOR ANALYSIS OF KERR-NEWMAN BLACK HOLE DYNAMICS AND THERMODYNAMICS
Black hole physics Kerr-Newman black hole
2010/10/29
In this work we present a simple approximate method for analysis of the basic dynamical and thermodynamical characteristics of Kerr-Newman black hole. Instead of the complete dynamics of the black hol...