News tagged with carbon stars
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 ...
Dust around a primitive star sheds new light on universe's origins
Jan 15, 2009 |
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(PhysOrg.com) -- A Cornell-led team of astronomers has observed dust forming around a dying star in a nearby galaxy, giving a glimpse into the early universe and enlivening a debate about the origins of all ...
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Galactic Dust Bunnies Found to Contain Carbon After All
Mar 12, 2009 |
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(PhysOrg.com) -- Using NASA's Spitzer Space Telescope, researchers have found evidence suggesting that stars rich in carbon complex molecules may form at the center of our Milky Way galaxy.
Largest collection of anomalous white dwarfs observed by Hubble
Apr 23, 2009 |
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Twenty-four unusual stars, 18 of them newly discovered, have been observed in new Hubble telescope images. The stars are white dwarfs, a common type of dead star, but they are odd because they are made of ...
Oddball stars discovered in new Hubble images
Apr 27, 2009 |
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(PhysOrg.com) -- Professor Adrienne Cool has discovered 24 unusual stars in an ancient star cluster in the Milky Way. Made of helium rather than the usual carbon and oxygen, these white dwarf stars appear ...
First stars might have been powered by dark matter
Feb 12, 2008 |
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For a long time, scientists have assumed that the very first stars were powered by fusion, in processes similar to what goes on in present day stars. But a new theory is emerging to challenge that view. “The first stars were ...
Astronomers discover stars with carbon atmospheres
Nov 21, 2007 |
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Astronomers have discovered white dwarf stars with pure carbon atmospheres. The discovery could offer a unique view into the hearts of dying stars.
Jupiter-like planets could form around twin suns
Jan 05, 2009 |
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(PhysOrg.com) -- Life on a planet ruled by two suns might be a little complicated. Two sunrises, two sunsets. Twice the radiation field.
New type of pulsating white dwarf star discovered
May 01, 2008 |
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University of Texas at Austin astronomers Michael H. Montgomery and Kurtis A. Williams, along with graduate student Steven DeGennaro, have predicted and confirmed the existence of a new type of variable star, ...
Carbon Atmosphere Discovered on Neutron Star
Nov 04, 2009 |
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(PhysOrg.com) -- Evidence for a thin veil of carbon has been found on the neutron star in the Cassiopeia A supernova remnant. This discovery, made with NASA's Chandra X-ray Observatory, resolves a ten-year ...
Two Earth-sized bodies with oxygen rich atmospheres found -- but they're stars not planets
Nov 12, 2009 |
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(PhysOrg.com) -- Astrophysicists at the University of Warwick and Kiel University have discovered two earth sized bodies with oxygen rich atmospheres - however there is a bit of a disappointing snag for anyone ...
The origin of supernovae confirmed
Mar 19, 2009 |
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Where do supernovae come from? Astronomers have long believed they were exploding stars, but by analysing a series of images, researchers from the Dark Cosmology Centre at the Niels Bohr Institute, University of Copenhagen ...
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