News tagged with companion star
XMM-Newton uncovers a celestial Rosetta stone
Sep 03, 2009 |
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(PhysOrg.com) -- ESA's XMM-Newton orbiting X-ray telescope has uncovered a celestial Rosetta stone: the first close-up of a white dwarf star, circling a companion star, that could explode into a particular ...
Erratic black holes regulate their growth (w/Videos)
Mar 25, 2009 |
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(PhysOrg.com) -- New results from NASA's Chandra X-ray Observatory have made a major advance in explaining how a special class of black holes may shut off the high-speed jets they produce. These results suggest ...
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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Strange star stumps astronomers
May 16, 2008 |
4.3 / 5 (59) |
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An obese oddball of a star has left astronomers wondering how it could have formed. Dr David Champion and his colleagues at CSIRO’s Australia Telescope National Facility publish their findings about the star ...
Heaviest stellar black hole discovered in nearby galaxy
Oct 17, 2007 |
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Astronomers have located an exceptionally massive black hole in orbit around a huge companion star. This result has intriguing implications for the evolution and ultimate fate of massive stars.
Double engine for a nebula
Aug 05, 2009 |
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(PhysOrg.com) -- The new image, showing a very rich field of stars towards the Carina arm of the Milky Way, is centred on the star HD 87643, a member of the exotic class of B[e] stars [1]. It is part of a ...
Astronomers Discover New Star in Southern Cross
Jan 18, 2007 |
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A research team at Swarthmore College discovered a previously unknown companion to the bright star, beta Crucis, in the Southern Cross. As a prominent member of the well-known constellation Crux, or the Southern ...
Strong winds over the keel
Feb 12, 2009 |
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The large and beautiful image displays the full variety of this impressive skyscape, spattered with clusters of young stars, large nebulae of dust and gas, dust pillars, globules, and adorned by one of the ...
There's More to the North Star Than Meets the Eye
Jan 09, 2006 |
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We tend to think of the North Star, Polaris, as a steady, solitary point of light that guided sailors in ages past. But there is more to the North Star than meets the eye - two faint stellar companions. The ...
Akari's observations of galaxy M101
Sep 07, 2007 |
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M101 is a spiral galaxy, 170 000 light-years in diameter. AKARI’s new observations reveal differing populations of stars spread across its spiral arms.
Eccentric pulsar system challenges theories of binary formation
May 15, 2008 |
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An ongoing sky survey using the Cornell-managed Arecibo radio telescope in Puerto Rico has turned up a massive, fast-spinning binary pulsar with a mysterious elongated orbit, researchers say. The pulsar and ...
First picture of likely planet around sun-like star unveiled
Sep 16, 2008 |
4.8 / 5 (32) |
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(PhysOrg.com) -- University of Toronto astronomers have unveiled what is likely the first picture of a planet around a star similar to the sun.
How to Make a Planet: Spitzer Spots Clump of Swirling Planetary Material
Sep 23, 2009 |
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(PhysOrg.com) -- Astronomers have witnessed odd behavior around a young star. Something, perhaps another star or a planet, appears to be pushing a clump of planet-forming material around. The observations, ...
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