supermassive black holes

Black holes gobble up stars to grow bigger


April 3rd, 2012 - 12:41 pm ICT by IANS
Washington, April 3 (IANS) Supermassive black holes can grow still bigger by ripping apart double-star systems and swallowing one of the stars, says a new astrophysics study."Black holes are very ... Read more...

Posted in Uncategorized |

Cold streams of gas pushed huge growth in black holes


December 14th, 2011 - 2:56 pm ICT by IANS
Washington, Dec 14 (IANS) A steady diet of cold, thin streams of gas are what pushed the rapid growth of early supermassive black holes, according to astrophysicists.Computer simulations show that ... Read more...

Posted in Uncategorized |

Astronomers find supermassive black holes


September 1st, 2011 - 5:43 am ICT by IANS
Washington, Sep 1 (IANS) Astronomers have discovered a pair of supermassive black holes in a spiral galaxy similar to the Milky Way, NASA said Wednesday.Approximately 160 million light years from ... Read more...

Posted in World |

Scientists create largest-ever three-dimensional map of distant universe


May 2nd, 2011 - 5:23 pm ICT by ANI
Washington, May 2 (ANI): Scientists have created the largest-ever three-dimensional map of the distant universe using the light of the brightest objects in the cosmos.Scientists used light from 14,000 quasars, supermassive black ... Read more...

Posted in Health Science |

Supermassive black hole discovered in dwarf galaxy


January 10th, 2011 - 2:20 pm ICT by ANI
Washington, Jan 10 (ANI): Astronomers have discovered a supermassive black hole in a small nearby galaxy that may shed light on how black holes and galaxies may have grown in the early ... Read more...

Posted in Health Science |

NASA scientists’ breakthrough in determining hyperactivity of black holes


December 21st, 2010 - 5:28 pm ICT by ANI
Washington, Dec 21 (ANI): Scientists have been able to determine how often the biggest black holes have been active over the last few billion years, thanks to a new study from NASA's ... Read more...

Posted in Health Science |

Cosmos may provide clues to events before Big Bang


November 28th, 2010 - 12:42 pm ICT by ANI
London, Nov 28 (ANI): Cosmos may provide some clues into events that happened before the Big Bang, according to an expert.Renowned cosmologist Roger Penrose said that the evidence of events that happened ... Read more...

Posted in Health Science |

Boffins discover unusual cosmic lens


July 21st, 2010 - 5:34 pm ICT by ANI
Washington, July 21 (ANI): Astronomers have discovered the first known case of a distant galaxy being magnified by a quasar acting as a gravitational lens.The discovery, by researchers at the California ... Read more...

Posted in Health Science |

Unusual cosmic lens discovered


July 17th, 2010 - 4:54 pm ICT by ANI
Washington, July 17 (ANI): Astronomers have discovered the first known case of a distant galaxy being magnified by a quasar acting as a gravitational lens.The discovery, by researchers at the California ... Read more...

Posted in Health Science |

New research explains how galaxy centres light up


July 9th, 2010 - 5:32 pm ICT by ANI
Washington, July 9 (ANI): Scientists have found that galactic nuclei (AGN), the extremely bright centres of some galaxies, which have sustained recent cloud impacts have enough fuel to light up by giving ... Read more...

Posted in Health Science |

Cosmic clocks can help unravel universe’s mysteries


June 25th, 2010 - 6:16 pm ICT by ANI
Washington, June 25 (ANI): Scientists have come up with a new technique that will turn pulsars - natural cosmic clocks - into accurate time-keepers. The work will improve studies of the origins ... Read more...

Posted in Health Science |

Supermassive black holes get displaced from galaxy centres


May 26th, 2010 - 3:40 pm ICT by ANI
Washington, May 26 (ANI): The supermassive black hole (SMBH) at the center of the most massive local galaxy, M87, is not where it was expected, a team of astronomy researchers have ... Read more...

Posted in Health Science |

Supermassive black hole gets kicked out of galaxy


May 12th, 2010 - 1:45 pm ICT by ANI
Washington, May 12 (ANI): An international team of astronomers has discovered what appears to be a supermassive black hole leaving its home galaxy at high speed.For her final-year project, undergraduate student Marianne ... Read more...

Posted in Health Science |

Fresh evidence for ’survivor’ black holes from NASA


April 30th, 2010 - 1:25 pm ICT by ANI
Washington, April 30 (ANI): NASA's Chandra X-ray Observatory and ESA's XMM-Newton has brought out new evidence about the existence of two mid-sized black holes close to the center of a nearby starburst ... Read more...

Posted in Health Science |

Awesome power of supermassive black holes revealed


April 17th, 2010 - 6:01 pm ICT by ANI
Washington, April 17 (ANI): Nottingham University researchers have shed new light on the super destructive capacity of black holes.For the study, Asa Bluck in the School of Physics and Astronomy and ... Read more...

Posted in Health Science |

Black holes may play important role in evolution of galaxies


March 4th, 2010 - 2:51 pm ICT by ANI
Washington, March 4 (ANI): New observations from NASA's Chandra X-ray Observatory indicate that "average" supermassive black holes may play an important role in the evolution of the galaxies in which they reside, ... Read more...

Posted in Health Science |

Black holes with a retrograde spin can create jets that control galaxy evolution


February 12th, 2010 - 1:46 pm ICT by ANI
Washington, Feb 12 (ANI): A team of scientists has suggested that the jets that control galaxy evolution might be formed by the retrograde spin of supermassive black holes.Every galaxy has a collection ... Read more...

Posted in Health Science |

Astronomers discover 33 pairs of waltzing black holes


January 5th, 2010 - 3:04 pm ICT by ANI
Washington, January 5 (ANI): A team of astronomers has announced that they have discovered 33 pairs of waltzing black holes in distant galaxies.Dr. Julia Comerford of the University of California, Berkeley, ... Read more...

Posted in Health Science |

ESA space telescope looks back 12 billion years back in time


December 31st, 2009 - 4:06 pm ICT by ANI
Washington, December 31 (ANI): A space telescope developed by the European Space Agency (ESA) has provided one of the most detailed views yet of space up to 12 billion years back ... Read more...

Posted in Health Science |

Fermi Sees Brightest-Ever Blazar Flare


December 10th, 2009 - 5:56 pm ICT by ANI
Maryland (US), Dec.10 (ANI): Unprecedented flares from the blazar 3C 454.3 in the constellation Pegasus now make it the brightest persistent gamma-ray source in the sky. That title usually goes to the ... Read more...

Posted in Health Science |

Black holes can “build” their own host galaxies


December 1st, 2009 - 5:10 pm ICT by ANI
Munich, December 1 (ANI): Recent observations by astronomers have indicated that black holes may be "building" their own host galaxies.This could be the long-sought missing link to understanding why the masses of ... Read more...

Posted in Health Science |

Record-breaking radio astronomy project to measure sky with extreme precision


November 17th, 2009 - 1:09 pm ICT by ANI
Washington, November 17 (ANI): Astronomers will tie together the largest collection of the world's radio telescopes ever assembled to work as a single observing tool in a project aimed at improving the ... Read more...

Posted in Health Science |

Astronomers find galaxy hosting most distant supermassive black hole ever found


September 3rd, 2009 - 4:22 pm ICT by ANI
Washington, September 3 (ANI): A team of astronomers from the University of Hawaii has discovered a giant galaxy surrounding the most distant supermassive black hole ever found.The galaxy, which is 12.8 ... Read more...

Posted in Health Science |

Nearby spiral galaxy resembles our own Milky Way, say astronomers


September 3rd, 2009 - 3:04 pm ICT by ANI
Munich, September 3 (ANI): The European Southern Observatory (ESO) has released a striking new image of a nearby spiral galaxy that many astronomers think closely resembles our own Milky Way.Though the ... Read more...

Posted in Health Science |

NASA’s Chandra X-ray Observatory completes 10th anniversary


July 26th, 2009 - 11:25 am ICT by ANI
Washington, July 26 (ANI): NASA's Chandra X-ray Observatory has completed its 10th anniversary, ushering in an unprecedented decade of discovery for the high-energy universe.Chandra was launched ten years ago, on July 23, ... Read more...

Posted in Health Science |

Astronomers discover new class of black holes


July 2nd, 2009 - 12:05 pm ICT by ANI
London, July 2 (ANI): An international team of astronomers has discovered a new class of black hole, more than 500 times the mass of the Sun.Astronomers made the finding in a distant ... Read more...

Posted in Health Science |

“Cosmic blobs” a result of growing supermassive black holes


June 25th, 2009 - 3:46 pm ICT by ANI
Washington, June 25 (ANI): New data obtained from NASA's Chandra X-ray Observatory and other telescopes has pinpointed the source of "cosmic blobs" as growing supermassive black holes.This discovery helps resolve the true ... Read more...

Posted in Health Science |

New calibration by scientists expands Hubble’s capability


March 26th, 2009 - 2:28 pm ICT by ANI
Washington, March 26 (ANI): A scientist at the Rochester Institute of Technology (RIT) has expanded the Hubble Space Telescope's capability by improving the calibration of its instruments.Dan Batcheldor and his team ... Read more...

Posted in Health Science |

NASAs Fermi Telescope obtains best ever view of gamma rays in space


March 12th, 2009 - 5:32 pm ICT by ANI
Washington, March 12 (ANI): Astronomers have developed a new map combining nearly three months of data from NASAs Fermi Telescope to obtain the best-ever view of gamma rays in space.To Fermis ... Read more...

Posted in Health Science |

Black hole duo could be creating ripples in fabric of space-time


March 5th, 2009 - 3:20 pm ICT by ANI
Washington, March 5 (ANI): Astronomers have suggested that two newfound black holes on the verge of crashing into each other could be creating ripples in the fabric of space-time.According to a ... Read more...

Posted in Health Science |

Astronomers find link between supermassive black holes and galaxy formation


February 3rd, 2009 - 1:38 pm ICT by ANI
Washington, Feb 3 (ANI): A team of astronomers has uncovered new evidence that points to a link between supermassive black holes and galaxy formation.The astronomers, from Texas and Germany, used a ... Read more...

Posted in Health Science |

Spinning black holes are ultimate cosmic batteries


January 27th, 2009 - 3:28 pm ICT by ANI
London, Jan 27 (ANI): In a new research, scientists have determined that spinning black holes are the ultimate cosmic batteries, as it seems they can store and unleash the energy of ... Read more...

Posted in Health Science |

Black holes not guilty of shutting down star formation


January 22nd, 2009 - 12:22 pm ICT by ANI
Washington, Jan 22 (ANI): A team of astronomers from Yale University has found evidence that indicates black holes are not responsible for shutting down star formation.They discovered that galaxies stop ... Read more...

Posted in Health Science |

X-ray survey reveals differences between near and far galaxies


January 7th, 2009 - 4:40 pm ICT by ANI
Washington, Jan 7 (ANI): An ongoing X-ray survey undertaken by NASA''s Swift spacecraft is revealing differences between nearby active galaxies and those located about halfway across the universe. Understanding these differences will ... Read more...

Posted in Health Science |

Astronomers spot cosmic water inside distant galaxy


December 18th, 2008 - 4:30 pm ICT by ANI
London, Dec 18 (ANI): Astronomers at Max Planck Institute (MPI) for Radio Astronomy in Bonn, Germany, have spotted a mega maser emission inside a galaxy at the edge of the visible ... Read more...

Posted in Health Science |

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