News tagged with massive
300 solar masses: Scientists find most massive star ever discovered (w/ Video)
(PhysOrg.com) -- Using a combination of instruments on ESO's Very Large Telescope, astronomers have discovered the most massive stars to date, one weighing at birth more than 300 times the mass of the sun, ...
Jul 21, 2010 |
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Researchers find smoking gun of world's biggest extinction
About 250 million years about 95 per cent of life was wiped out in the sea and 70 per cent on land. Researchers at the University of Calgary believe they have discovered evidence to support massive volcanic ...
Space & Earth / Earth Sciences
Jan 23, 2011 |
4.7 / 5 (38) |
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The Eerie Silence
Why have we not made contact with aliens after so many years searching the depths of space? The Eerie Silence, a new book by SETI researcher Paul Davies, provides a fresh and thoughtful look at this question.
Space & Earth / Space Exploration
Apr 15, 2010 |
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Dark Energy Measurement Sheds New Light on Universe's Expansion
(PhysOrg.com) -- Through observations of massive galaxy clusters, scientists have made the most precise measurements to date of the effects of dark energy and gravity on cosmological scales. This work is an ...
Jul 15, 2010 |
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A planet made of diamond (w/ video)
A once-massive star that's been transformed into a small planet made of diamond: that is what University of Manchester astronomers think they've found in the Milky Way.
Aug 25, 2011 |
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Runaway star plows through space
(PhysOrg.com) -- A massive star flung away from its former companion is plowing through space dust. The result is a brilliant bow shock, seen here as a yellow arc in a new image from NASA's Wide-field Infrared ...
Jan 25, 2011 |
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Mass limits of dark matter derived from 'strange' stars
(PhysOrg.com) -- Much of the matter in our universe may be made of a type of dark matter called weakly interacting massive particles, better known as WIMPs. Although some scientists predict that these hypothetical ...
Oct 12, 2010 |
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How Much Mass Makes a Black Hole? Astronomers Challenge Current Theories
(PhysOrg.com) -- Using ESO's Very Large Telescope, European astronomers have for the first time demonstrated that a magnetar -- an unusual type of neutron star -- was formed from a star with at least 40 times ...
Aug 18, 2010 |
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Astronomers calculate mass of largest black hole yet
(PhysOrg.com) -- Weighing 6.6 billion solar masses, the black hole at the center of galaxy M87 is the most massive black hole for which a precise mass has been measured. Using the Frederick C. Gillett Gemini ...
Jan 14, 2011 |
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Giant ultraviolet rings found in resurrected galaxies
Astronomers have found mysterious, giant loops of ultraviolet light in aged, massive galaxies, which seem to have a second lease on life. Somehow these "over-the-hill galaxies" have been infused with fresh ...
Aug 11, 2010 |
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Dark matter or background noise? Results intriguing but not conclusive
Physicists may have glimpsed a particle that is a leading candidate for mysterious dark matter but say conclusive evidence remains elusive.
Feb 11, 2010 |
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Dark matter core defies explanation
(PhysOrg.com) -- Astronomers using data from NASA's Hubble Telescope have observed what appears to be a clump of dark matter left behind from a wreck between massive clusters of galaxies. The result could ...
Mar 02, 2012 |
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Mysterious pulsar with hidden powers discovered
Dramatic flares and bursts of energy - activity previously thought reserved for only the strongest magnetized pulsars - has been observed emanating from a weakly magnetised, slowly rotating pulsar. The international ...
Oct 14, 2010 |
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Physicists Identify New Kind of Star
(PhysOrg.com) -- Stars don't exactly ease into retirement, and for some stellar objects, the twilight years just got more complicated.
Apr 01, 2010 |
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Ghosts of the future: First giant structures of the universe
(PhysOrg.com) -- Astronomers using the South Pole Telescope report that they have discovered the most massive galaxy cluster yet seen at a distance of 7 billion light-years. The cluster (designated SPT-CL ...
Oct 13, 2010 |
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