News tagged with star explosion
Shedding new light on supernova mystery
(PhysOrg.com) -- Physicists have a new theory on the mysterious mechanism that causes the explosion of massive, or core, stars. These ‘Type II supernovae’, the term given to exploding core stars, ...
Nov 08, 2011 |
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Telescopes help solve ancient supernova mystery
(PhysOrg.com) -- A mystery that began nearly 2,000 years ago, when Chinese astronomers witnessed what would turn out to be an exploding star in the sky, has been solved. New infrared observations from NASA's ...
Oct 24, 2011 |
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Neutron star blows away models for thermonuclear explosions
(PhysOrg.com) -- Amsterdam astronomers have discovered a neutron star that confounds existing models for thermonuclear explosions in such extreme objects. In the case of the accreting pulsar IGR J17480-2446, ...
Sep 14, 2011 |
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Our galaxy might hold thousands of ticking 'time bombs'
(PhysOrg.com) -- In the Hollywood blockbuster "Speed," a bomb on a bus is rigged to blow up if the bus slows down below 50 miles per hour. The premise - slow down and you explode - makes for a great action ...
Sep 06, 2011 |
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New class of stellar explosions discovered
They're bright and blue-and a bit strange. They're a new type of stellar explosion that was recently discovered by a team of astronomers led by the California Institute of Technology (Caltech). Among the most ...
Jun 08, 2011 |
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Tycho's supernova remnant: New evidence on origin of supernovas found
(PhysOrg.com) -- Astronomers may now know the cause of an historic supernova explosion that is an important type of object for investigating dark energy in the universe. The discovery, made using NASA's Chandra ...
Apr 26, 2011 |
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Hubble observations of supernova reveal composition of 'star guts' pouring out
Observations made with NASA's newly refurbished Hubble Space Telescope of a nearby supernova are allowing astronomers to measure the velocity and composition of "star guts" being ejected into space following ...
Sep 02, 2010 |
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New type of supernova may shed light on some universal mysteries
(PhysOrg.com) -- In the past decade, robotic telescopes have turned astronomers' attention to scads of strange exploding stars, one-offs that may or may not point to new and unusual physics.
May 19, 2010 |
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Hubble Catches Heavyweight Runaway Star Speeding from 30 Doradus
(PhysOrg.com) -- A heavy runaway star rushing away from a nearby stellar nursery at more than 400 000 kilometres per hour, a speed that would get you to the Moon and back in two hours. The runaway is the most ...
May 11, 2010 |
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Death of a star in 3D
(PhysOrg.com) -- Researchers at the Max Planck Institute for Astrophysics in Garching have for the first time managed to reproduce the asymmetries and fast-moving iron clumps of observed supernovae by complex ...
May 11, 2010 |
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Young and getting cooler -- the early life of a neutron star
(PhysOrg.com) -- Observations of how the youngest-known neutron star has cooled over the past decade are giving astronomers new insights into the interior of these super-dense dead stars. Dr Wynn Ho will present ...
Apr 15, 2010 |
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Astronomers Find Rare Beast by New Means
(PhysOrg.com) -- For the first time, astronomers have found a supernova explosion with properties similiar to a gamma-ray burst, but without seeing any gamma rays from it. The discovery, using the National ...
Jan 27, 2010 |
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Black Holes in Star Clusters stir up Time and Space (w/ Video)
(PhysOrg.com) -- Within a decade scientists could be able to detect the merger of tens of pairs of black holes every year, according to a team of astronomers at the University of Bonn’s Argelander-Institut ...
Dec 16, 2009 |
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Rapid supernova could be new class of exploding star
(PhysOrg.com) -- 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 from one white dwarf ...
Nov 05, 2009 |
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Very High Energy Gamma Rays
(PhysOrg.com) -- Gamma-rays are the most energetic known form of electromagnetic radiation, with each gamma ray being at least one hundred thousand times more energetic than an optical light photon. The most ...
Sep 25, 2009 |
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