News tagged with neutron stars
Related topics: black holes , massive stars , gamma rays , galaxies , magnetic field
New technique improves estimates of pulsar ages
Astronomers at the University of California, Santa Cruz, have developed a new technique to determine the ages of millisecond pulsars, the fastest-spinning stars in the universe.
Jun 09, 2009 |
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A new class of dim supernovae
The colossal stellar explosions called supernovae come in many kinds and flavours. Some of them are produced when a massive star reaches the end of its life in a sudden gravitational collapse. Astronomers ...
Jun 05, 2009 |
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Studying the 'mountains' and 'starquakes' that develop on neutron stars
(PhysOrg.com) -- Neutron stars have the potential to play an important role in understanding some of the mysteries of the universe. One of factors that could help lead to an understanding of gravitational waves and the mechanisms ...
May 26, 2009 |
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The cosmos is green: Researchers catch nature in the act of 'recycling' a star (w/Animations)
(PhysOrg.com) -- For the first time, researchers have observed a singular cosmic act of rebirth: the transformation of an ordinary, slow-rotating pulsar into a superfast millisecond pulsar with an almost infinitely ...
May 21, 2009 |
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Star crust 10 billion times stronger than steel, physicists find
(PhysOrg.com) -- Research by a theoretical physicist at Indiana University shows that the crusts of neutron stars are 10 billion times stronger than steel or any other of the earth's strongest metal alloys.
May 06, 2009 |
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High-energy Electrons Could Come from Pulsars -- or Dark Matter
(PhysOrg.com) -- Something in our galactic neighborhood seems to be producing large numbers of high-energy electrons, according to new data gathered by the Fermi Gamma-ray Space Telescope. The electrons could ...
May 05, 2009 |
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New Gamma-Ray Burst Smashes Cosmic Distance Record (w/Video)
(PhysOrg.com) -- NASA's Swift satellite and an international team of astronomers have found a gamma-ray burst from a star that died when the universe was only 630 million years old, or less than five percent ...
Apr 28, 2009 |
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New EINSTEIN@HOME effort launched: home computers to search Arecibo data for new pulsars
Einstein@Home, based at the University of Wisconsin--Milwaukee (UWM) and the Albert Einstein Institute (AEI) in Germany, is one of the world's largest public volunteer distributed computing projects. More ...
Mar 24, 2009 |
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A Black Hole in Medusa's Hair
This composite image of the Medusa galaxy (also known as NGC 4194) shows X-ray data from NASA's Chandra X-ray Observatory in blue and optical light from the Hubble Space Telescope in orange. Located above ...
Mar 11, 2009 |
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Geriatric pulsar still kicking
(PhysOrg.com) -- The oldest isolated pulsar ever detected in X-rays has been found with NASA's Chandra X-ray Observatory. This very old and exotic object turns out to be surprisingly active.
Feb 26, 2009 |
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Swift, Fermi probe fireworks from a flaring gamma-ray star (Video)
(PhysOrg.com) -- Astronomers using NASA's Swift satellite and Fermi Gamma-ray Space Telescope are seeing frequent blasts from a stellar remnant 30,000 light-years away. The high-energy fireworks arise from ...
Feb 10, 2009 |
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XMM-Newton measures speedy spin of rare celestial object
(PhysOrg.com) -- XMM-Newton has caught the fading glow of a tiny celestial object, revealing its rotation rate for the first time. The new information confirms this particular object as one of an extremely ...
Jan 13, 2009 |
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Fermi telescope unveils a dozen new pulsars
(PhysOrg.com) -- NASA's Fermi Gamma-ray Space Telescope has discovered 12 new gamma-ray-only pulsars and has detected gamma-ray pulses from 18 others. The finds are transforming our understanding of how these ...
Jan 06, 2009 |
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