News tagged with light stars
Newfound exoplanet may turn to dust
Researchers at MIT, NASA and elsewhere have detected a possible planet, some 1,500 light years away, that appears to be evaporating under the blistering heat of its parent star. The scientists infer that a ...
May 18, 2012 |
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Chandra finds fastest wind from stellar-mass black hole
Astronomers using NASA's Chandra X-ray Observatory have clocked the fastest wind yet discovered blowing off a disk around a stellar-mass black hole. This result has important implications for understanding ...
Feb 21, 2012 |
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In distance space, a water world: Hubble reveals a new class of extrasolar planet
(PhysOrg.com) -- An international team of astronomers led by Zachory Berta of the Harvard-Smithsonian Center for Astrophysics (CfA) made the observations of the planet GJ 1214b.
Feb 21, 2012 |
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Astronomers watch instant replay of powerful stellar eruption
Astronomers are watching the astronomical equivalent of an instant replay of a spectacular outburst from the unstable, behemoth double-star system Eta Carinae, which was initially seen on Earth nearly 170 ...
Feb 15, 2012 |
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Gaseous ring around young star raises questions
(PhysOrg.com) -- Astronomers have detected a mysterious ring of carbon monoxide gas around the young star V1052 Cen, which is about 700 light years away in the southern constellation Centaurus. The ring is ...
Jan 19, 2012 |
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Chemically assembled metamaterials may lead to superlenses
(PhysOrg.com) -- Nanomanufacturing technology has enabled scientists to create metamaterials -- stuff that never existed in nature -- with unusual optical properties. They could lead to "superlenses" able ...
Nov 02, 2011 |
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Chandra finds nearest pair of supermassive black holes
(PhysOrg.com) -- Astronomers have used NASA's Chandra X-ray Observatory to discover the first pair of supermassive black holes in a spiral galaxy similar to the Milky Way. At a distance of 160 million light ...
Aug 31, 2011 |
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Exotic galaxy reveals tantalizing tale
(PhysOrg.com) -- A galaxy with a combination of characteristics never seen before is giving astronomers a tantalizing peek at processes they believe played key roles in the growth of galaxies and clusters ...
Aug 25, 2011 |
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Stellar eclipse gives glimpse of exoplanet
A group of astronomers led by an MIT professor has spotted an exoplanetary eclipse of a star only 40 light years away — right around the corner, astronomically speaking — revealing a "super-Earth."
Jul 19, 2011 |
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Herschel Space Observatory discovers source of cosmic dust in a stellar explosion
(PhysOrg.com) -- ESA's Herschel Space Observatory is helping unravel the mystery of where cosmic dust comes from. Thanks to the resolution and sensitivity of Herschel, astronomers have been able to detect ...
Jul 07, 2011 |
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Astronomers discover that galaxies are either asleep or awake
(PhysOrg.com) -- Astronomers have probed into the distant universe and discovered that galaxies display one of two distinct behaviors: they are either awake or asleep, actively forming stars or are not forming ...
Jun 21, 2011 |
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New candidate for most distant object in universe
(PhysOrg.com) -- A gamma-ray burst detected by NASA's Swift satellite in April 2009 has been newly unveiled as a candidate for the most distant object in the universe. At an estimated distance of 13.14 billion ...
May 25, 2011 |
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A guide star lets scientists see deep into human tissue
Astronomers have a neat trick they sometimes use to compensate for the turbulence of the atmosphere that blurs images made by ground-based telescopes. They create an artificial star called a guide star and ...
Feb 11, 2011 |
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Study says solar systems like ours may be common
(PhysOrg.com) -- Nearly one in four stars like the sun could have Earth-size planets, according to a University of California, Berkeley, study of nearby solar-mass stars.
Oct 28, 2010 |
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Astronomers See Historical Supernova From a New Angle (w/ Video)
(PhysOrg.com) -- Since Galileo first pointed a telescope at the sky 400 years ago, a myriad of technological advances have allowed astronomers to look at very faint objects, very distant objects, and even ...
Mar 31, 2010 |
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