News tagged with white dwarfs

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Supernovae mystery solved

(PhysOrg.com) -- Supernovae are gigantic stellar explosions that can be seen across the entire universe. Type Ia supernovae are a relatively homogeneous class of stellar explosions, which researchers use as ...

dateJun 30, 2010 in General Physics
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The remarkable remains of a recent supernova

(Phys.org) —Astronomers estimate that a star explodes as a supernova in our Galaxy, on average, about twice per century. In 2008, a team of scientists announced they discovered the remains of a supernova ...

dateJun 26, 2013 in Astronomy
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Pan-STARRS discovers two super supernovae

Supernovae are the brightest phenomenon in the current universe. As massive stars die as supernovae, they briefly outshine the rest of the stars in their galaxy and are visible, at least once the light gets ...

dateJul 22, 2011 in Astronomy
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Evolved stars locked in fatalistic dance

White dwarfs are the burned-out cores of stars like our Sun. Astronomers have discovered a pair of white dwarfs spiraling into one another at breakneck speeds. Today, these white dwarfs are so near they make ...

dateJul 13, 2011 in Astronomy
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World's observatories watching 'cool' star

The Whole Earth Telescope (WET), a worldwide network of observatories coordinated by the University of Delaware, is synchronizing its lenses to provide round-the-clock coverage of a cooling star. As the star ...

dateMay 15, 2009 in Astronomy
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Einstein@Home detects unusual stellar pair

(PhysOrg.com) -- Neutron stars are quite unique: the material they are made of is packed much more densely than conventional matter. They rotate extremely fast about their own axis, emitting radiation in the ...

dateApr 07, 2011 in Astronomy
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