Gravitational waves help understand black hole weight gain
Supermassive black holes: every large galaxy's got one. But here's a real conundrum: how did they grow so big?
Astronomy
Oct 17, 2013
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Page 11 - News tagged with radio pulsar
'Jekyll and Hyde' star morphs from radio to X-ray pulsar and back again
Astronomers have uncovered the strange case of a neutron star with the peculiar ability to transform from a radio pulsar into an X-ray pulsar and back again. This star's capricious behavior appears to be fueled by a nearby ...
Astronomy
Sep 25, 2013
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Neutron stars in the computer cloud
The combined computing power of 200,000 private PCs helps astronomers take an inventory of the Milky Way. The Einstein@Home project connects home and office PCs of volunteers from around the world to a global supercomputer. ...
Astronomy
Aug 29, 2013
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Astronomers use precision pulsar positions to break record
An international team of scientists led by astronomer Adam Deller (ASTRON) have used the Very Long Baseline Array (VLBA) to set a new distance accuracy record, pegging a pulsar called PSR J2222-0137 at 871.4 light-years from ...
Astronomy
Jun 13, 2013
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Scientists work out way to use pulsars to provide self navigation to spacecraft in solar system
(Phys.org) —A trio of German space scientists has worked out a way to use pulsars as navigation aids for space vehicles traveling in the solar system. As they describe in their paper uploaded to the preprint server arXiv, ...
Chameleon pulsar baffles astronomers
A pulsar that is able, without warning, to dramatically change the way in which it shines has been identified by an international team of astronomers.
Astronomy
Jan 24, 2013
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Researchers find a 'glitch' in pulsar 'glitch' theory
(Phys.org)—Researchers from the University of Southampton have called in to question a 40 year-old theory explaining the periodic speeding up or 'glitching' of pulsars.
Astronomy
Dec 18, 2012
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A black widow's Tango Mortale in gamma-ray light
Pulsars are the compact remnants from explosions of massive stars. Some of them spin around their own axis hundreds of times per second, emitting beams of radiation into space. Until now, they could only be found through ...
Astronomy
Oct 25, 2012
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Researchers explain how pulsars' spin slows with age
(Phys.org)—Researchers at the University of Southampton have developed a model which explains how the spin of a pulsar slows down as the star gets older.
Astronomy
Oct 9, 2012
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A pulsar with a tremendous hiccup
(Phys.org) -- Pulsars are superlative cosmic beacons. These compact neutron stars rotate about their axes many times per second, emitting radio waves and gamma radiation into space. Using ingenious data analysis methods, ...
Astronomy
Jul 24, 2012
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