white dwarf

Does galaxy hold thousands of ticking ‘time bombs’?


September 7th, 2011 - 3:26 pm ICT by IANS
Washington, Sep 7 (IANS) In the blockbuster 'Speed', a bomb on a bus is triggered to detonate if the vehicle slows down below 50 miles an hour.The premise, slow down ... Read more...

Posted in World |

Physicists create supernova in a jar


December 3rd, 2010 - 3:09 pm ICT by ANI
Washington, Dec 3 (ANI): University of Toronto and Rutgers University physicists have mimicked the explosion of a supernova in miniature.A supernova is an exploding star. In a certain type of supernova, the ... Read more...

Posted in Health Science |

Astronomers discover ‘Rosetta Stone’ for T-Dwarf stars


November 23rd, 2010 - 4:52 pm ICT by ANI
Washington, Nov 23 (ANI): Astronomers have discovered a unique and exotic star system with a very cool methane-rich (or T-) dwarf star and a 'dying' white dwarf stellar remnant in orbit around ... Read more...

Posted in Health Science |

Astronomers spot merging star systems that might explode


November 17th, 2010 - 4:59 pm ICT by ANI
Washington, Nov 17 (ANI): Astronomers who found the first hypervelocity stars escaping the Milky Way have announced that their search also turned up a dozen double-star systems.Half of those are merging ... Read more...

Posted in Health Science |

Star system that resembles a game of snooker


November 9th, 2010 - 4:50 pm ICT by IANS
London, Nov 9 (IANS) Astronomers have discovered an unusual star system which looks like a game of snooker.Experts from the Warwick and Sheffield universities in Britain were part of an international consortium ... Read more...

Posted in Sci-Tech |

Most massive neutron star discovered


October 28th, 2010 - 11:54 am ICT by ANI
London, Oct 28 (ANI): The discovery of the most massive neutron star could have wide-ranging impacts across several fields of physics and astrophysics."This neutron star is twice as massive as our Sun. ... Read more...

Posted in Health Science |

Fermi makes ’shocking’ discovery of gamma rays coming from a nova


August 13th, 2010 - 4:50 pm ICT by ANI
Washington, Aug 13 (ANI): For the first time, astronomers using NASA's Fermi Gamma-ray Space Telescope have detected gamma-rays from a nova- a finding that stunned observers and theorists alike.The discovery overturns ... Read more...

Posted in Health Science |

Astronomers discover elusive buckyballs in space


July 23rd, 2010 - 4:29 pm ICT by ANI
Washington, July 23 (ANI): Astronomers using NASA's Spitzer Space Telescope have, for the first time, discovered elusive carbon molecules, known as "buckyballs" in space.Buckyballs - soccer-ball-shaped molecules that were first observed in ... Read more...

Posted in Health Science |

Origin of key cosmic explosions still shrouded in mystery


July 13th, 2010 - 5:54 pm ICT by ANI
Washington, July 13 (ANI): Type Ia supernova brightens and dims so predictably that astronomers use the variety to measure the universe's expansion. The resulting discovery of dark energy and the accelerating universe ... Read more...

Posted in Health Science |

Discovery of new type of supernova may shed light on mysteries of universe


May 22nd, 2010 - 5:22 pm ICT by ANI
London, May 22 (ANI): Scientists at Weizmann Institute of Science, in collaboration with others around the world, have identified a new type of exploding star, called supernova-a feat that could shed Light ... Read more...

Posted in Health Science |

‘Cosmic candles’ result of colliding dead stars


February 22nd, 2010 - 2:52 pm ICT by ANI
Sydney, Feb 22 (ANI): In a new research, scientists have found that supernova, which are 'cosmic candles' used to fix the distance of objects in the universe, are caused by the merger ... Read more...

Posted in Health Science |

Supernova explosion may wipe out the Earth


January 6th, 2010 - 12:56 pm ICT by ANI
London, January 6 (ANI): Astronomers have revealed a star primed to explode in a blast that could wipe out the Earth.According to a report in The Sun, astronomers from Villanova University, Philadelphia, ... Read more...

Posted in Health Science |

Symmetry of supernova’s remnants can reveal how the star exploded


December 18th, 2009 - 5:02 pm ICT by ANI
Washington, December 18 (ANI): A new study of images from NASA's Chandra X-ray Observatory on supernova remnants shows that the symmetry of the remnants, or lack thereof, reveals how the star exploded.This ... Read more...

Posted in Health Science |

New class of supernova explosion discovered by scientists


November 6th, 2009 - 5:02 pm ICT by ANI
Washington, November 6 (ANI): Scientists at Berkeley University have discovered a new class of supernova, which may be the first example of a new type of exploding star.Earlier, a team of astrophysicists ... Read more...

Posted in Health Science |

Unusual supernova may be new type of exploding star


November 3rd, 2009 - 2:40 pm ICT by ANI
Washington, November 3 (ANI): An unusual supernova rediscovered in seven-year-old data may be the first example of a new type of exploding star, possibly from a binary star system where helium flows ... Read more...

Posted in Health Science |

Computer code gives scientists first full simulation of star’s final hours


September 23rd, 2009 - 2:00 pm ICT by ANI
Washington, September 23 (ANI): A team of scientists has created the first full simulation of a star's final hours.The team of researchers composed of three applied mathematicians at the US Department of ... Read more...

Posted in Health Science |

Unique sky survey to reveal new classes of astronomical objects


June 16th, 2009 - 1:51 pm ICT by ANI
Washington, June 16 (ANI): An innovative sky survey has begun returning images that will be used to detect unprecedented numbers of powerful cosmic explosions called supernovae in distant galaxies, variable brightness stars ... Read more...

Posted in Health Science |

Mysterious supernova remnant puzzles astronomers


June 10th, 2009 - 12:13 pm ICT by ANI
Washington, June 10 (ANI): Astronomers have been puzzled about the origin of a supernova remnant in space, which has a very different look.This object, known as SNR 0104-72.3 (SNR 0104 for ... Read more...

Posted in Health Science |

World’s observatories watch ‘cool’ star to shed light on mysteries of our galaxy


May 16th, 2009 - 3:18 pm ICT by ANI
Washington, May 16 (ANI): The Whole Earth Telescope (WET), a worldwide network of observatories, is observing a cooling star intently, which may shed light on the workings of our own planet and ... Read more...

Posted in Health Science |

Scientists glimpse ‘end of the world’ by analyzing dying stars


April 20th, 2009 - 4:00 pm ICT by ANI
London, April 20 (ANI): A research into dying stars that once blazed as brightly as the Sun has revealed a glimpse of the 'end of the world', which awaits the Earth billions ... Read more...

Posted in Health Science |

Mysterious flash of light may represent new class of stellar phenomena


January 7th, 2009 - 3:14 pm ICT by ANI
Washington, Jan 7 (ANI): Scientists have said that a mysterious flash of light, detected by NASAs Hubble Space Telescope in 2006, might represent an entirely new class of stellar phenomena that ... Read more...

Posted in Health Science |

Astronomers discover Universes hottest white dwarf


December 13th, 2008 - 5:21 pm ICT by ANI
Washington, Dec 13 (ANI): A team of German and American astronomers have discovered the hottest white dwarf in the Universe, using NASAs space-based Far-Ultraviolet Spectroscopic Explorer (FUSE).Known as white dwarf KPD ... Read more...

Posted in Health Science |

Light echoes solve mystery of famous supernova


December 4th, 2008 - 3:44 pm ICT by ANI
Washington, Dec 4 (ANI): Astronomers have gathered new evidence with the help of light echoes that has helped solve the mystery of a famous supernova.According to a report in New Scientist, ... Read more...

Posted in National |

Previously undetected exploding star in the Milky Way spotted by XMM-Newton


July 19th, 2008 - 12:43 pm ICT by ANI
Paris, July 19 (ANI): The XMM-Newton, which is the ESAs (European Space Agencys) orbiting X-ray observatory has discovered an exploding star in the Milky Way, which was missed by the legions ... Read more...

Posted in World |

Supercomputer to stimulate extreme physics of exploding stars


May 2nd, 2008 - 3:57 pm ICT by admin
Washington, May 2 (ANI): A team of scientists will use one of the worlds most powerful supercomputers to simulate the extreme physics of exploding stars.Robert Fisher and Cal Jordan are among ... Read more...

Posted in Life Style |

Stars can help stay young by consuming planets


January 19th, 2008 - 3:55 pm ICT by admin
London, Jan 19 (ANI): A new research has indicated that stars can slow down their aging process by consuming Jupiter-sized planets.According to a report in New Scientist, most stars eventually become white ... Read more...

Posted in Health Science |

White dwarfs get a “kick” to hurl them to the edge of their cluster


December 5th, 2007 - 2:56 pm ICT by admin
Washington, Dec 5 (ANI): NASA's Hubble Space Telescope has provided evidence that white dwarfs, the burned out relics of stars, are propelled to the outer reaches of their star cluster at the ... Read more...

Posted in Health Science |

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