News tagged with massive
Study: First stars were massive, fast-spinning
The first stars that dotted the universe were not only immense, but probably also fast-spinning, according to a new study that sheds light on the nature of stellar evolution.
Apr 27, 2011 |
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Andromeda's coat of many colors (w/ video)
(PhysOrg.com) -- ESA's fleet of space telescopes has captured the nearby Andromeda Galaxy, also known as M31, in different wavelengths. Most of these wavelengths are invisible to the eye and each shows a different aspect ...
Apr 27, 2011 |
3.7 / 5 (3) |
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SDSC to venture capitalists: Data-intensive supercomputing is here
The exponentially increasing amount of digital information, along with new challenges in storing valuable data and massive datasets, are changing the architecture of today's newest supercomputers as well as how researchers ...
Technology / Computer Sciences
Apr 22, 2011 |
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Ultraviolet spotlight on plump stars in tiny galaxies
(PhysOrg.com) -- Astronomers using NASA's Galaxy Evolution Explorer may be closer to knowing why some of the most massive stellar explosions ever observed occur in the tiniest of galaxies.
Apr 22, 2011 |
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Large galaxies stopped growing 7 billion years ago
(PhysOrg.com) -- Galaxies are thought to develop by the gravitational attraction between and merger of smaller 'sub-galaxies', a process that standard cosmological ideas suggest should be ongoing. But new ...
Apr 20, 2011 |
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'Royal star' was a supernova, say astronomers
One of the abiding legends of Britain's royal family is that a noon-day star appeared at the birth in 1630 of King Charles II, who was to restore the English monarchy after the execution of his father.
Apr 18, 2011 |
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Search for dark matter moves one step closer to detecting elusive particle
(PhysOrg.com) -- Dark matter, the mysterious substance that may account for nearly 25 percent of the universe, has so far evaded direct observation. But researchers from UCLA, Columbia University and other ...
Apr 15, 2011 |
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New data from XENON100 narrows the possible range for dark matter
(PhysOrg.com) -- An International team of scientists in the XENON collaboration, including several from the Weizmann Institute, announced on Thursday the results of their search for the elusive component of ...
Apr 14, 2011 |
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Hunting for the Milky Way's heaviest stars
(PhysOrg.com) -- NASA observatories have located strong infrared signals near the plane of the Milky Way, suggesting the possible presence of massive stars.
Apr 14, 2011 |
4.8 / 5 (4) |
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Chandra observes extraordinary event
(PhysOrg.com) -- Chandra observation confirms the association of GRB 110328A with the core of a distant galaxy.
Apr 08, 2011 |
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Swift, Hubble, Chandra telescopes join forces to observe unprecedented explosion
(PhysOrg.com) -- NASA's Swift, Hubble Space Telescope and Chandra X-ray Observatory have teamed up to study one of the most puzzling cosmic blasts yet observed. More than a week later, high-energy radiation ...
Apr 07, 2011 |
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Companion stars could cause unexpected X-rays
Many types of main sequence stars emit in the X-ray portion of the spectra. In massive stars, strong stellar winds ripping through the extended atmosphere of the star create X-ray photons. On lower mass stars, ...
Mar 25, 2011 |
5 / 5 (1) |
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Taking the temperature of the ancient earth
(PhysOrg.com) -- A new technique has allowed scientists to pin down the timing of ancient glaciations, linking them more firmly to two bursts of extinction.
Space & Earth / Earth Sciences
Mar 08, 2011 |
4.5 / 5 (10) |
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Exploring the magnetic personalities of stars
(PhysOrg.com) -- Massive stars are inherently violent creatures-they burn, they churn, they turn, all the while creating and held hostage by constantly changing magnetic fields of almost unfathomable strength.
Mar 04, 2011 |
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The murmur of a monster
The Andromeda galaxy is the nearest large galaxy to our Milky Way. Like the Milky Way, it has a spiral-arm structure with a massive black hole at its nucleus. Unlike the Milky Way, however, its black hole ...
Feb 28, 2011 |
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