News tagged with host star
First Solid Evidence for a Rocky Exoplanet (w/ Video)
Sep 16, 2009 |
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(PhysOrg.com) -- The longest set of HARPS measurements ever made has firmly established the nature of the smallest and fastest-orbiting exoplanet known, CoRoT-7b, revealing its mass as five times that of Earth's. ...
Will Kepler find habitable moons?
Sep 03, 2009 |
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(PhysOrg.com) -- Since the launch of the NASA Kepler Mission earlier this year, astronomers have been keenly awaiting the first detection of an Earth-like planet around another star. Now, in an echo of science ...
Beta Pictoris planet finally imaged?
Nov 21, 2008 |
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(PhysOrg.com) -- The hot star Beta Pictoris is one of the best-known examples of stars surrounded by a dusty 'debris' disc. Debris discs are composed of dust resulting from collisions among larger bodies like ...
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Scientists discover a nearly Earth-sized planet (Update)
Apr 21, 2009 |
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(PhysOrg.com) -- Exoplanet researcher Michel Mayor announces the discovery of the lightest exoplanet found so far. The planet, "e," in the system Gliese 581, is only about twice the mass of our Earth. The ...
Found: The planet that shouldn't exist (w/ Video)
Aug 26, 2009 |
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(PhysOrg.com) -- The 'most unlikely' discovery of a new planet which could spiral into its star within the next 500,000 years, has been made by Scottish astronomers.
Lone Star tick migrates to Long Island
Jul 07, 2006 |
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An aggressive type of tick known as the Lone Star is raising new concerns about Lyme disease on Long Island, N.Y.
A Black Hole in Medusa's Hair
Mar 11, 2009 |
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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 ...
Hubble Sees Star Cluster 'Infant Mortality'
Jan 10, 2007 |
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Astronomers have long known that young or "open" star clusters must eventually disrupt and dissolve into the host galaxy. They simply don't have enough gravity to hold them together, unlike their much more ...
Stellar Explosion Displays Massive Carbon Footprint
Jun 01, 2009 |
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(PhysOrg.com) -- While humans are still struggling to get rid of unwanted carbon it appears that the heavens are really rather good at it. New research by astrophysicists at the University of Warwick has discovered that a ...
Astronomers use gamma-ray burst to probe star formation in the early universe
Jan 06, 2009 |
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(PhysOrg.com) -- The brilliant afterglow of a powerful gamma-ray burst (GRB) has enabled astronomers to probe the star-forming environment of a distant galaxy, resulting in the first detection of molecular ...
Verdict: Supermassive black holes not guilty of shutting down star formation
Jan 22, 2009 |
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(PhysOrg.com) -- A team of Yale University astronomers has discovered that galaxies stop forming stars long before their central supermassive black holes reach their most powerful stage, meaning the black ...
Wobbly planets could reveal Earth-like moons
Dec 11, 2008 |
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Moons outside our Solar System with the potential to support life have just become much easier to detect, thanks to research by an astronomer at University College London (UCL).
Students discover unique planet
Dec 04, 2008 |
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The students were testing a method of investigating the light fluctuations of thousands of stars in the OGLE database in an automated way. The brightness of one of the stars was found to decrease for two hours ...
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