News tagged with white dwarfs

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Probing the origins of extreme neutron stars

( -- Neutron stars are the unimaginably dense corpses of what were once much more massive stars that died while being ripped apart in a supernova explosion. Their average density is typically more than one billion ...

dateMay 31, 2011 in Astronomy
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Astronomers discover light echo from supernova

( —Astronomers have discovered light echoing off material surrounding a recent supernova explosion, SN 2009ig. The dust and gas that are reflecting the light are so close to the eruption center that it is likely ...

dateJun 04, 2013 in Astronomy
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Bright nova in the constellation of Delphinus

A bright nova has recently been discovered in the constellation of Delphinus (The Dolphin). The discoverer was Koichi Itagaki, in Japan who used an 18 cm reflecting telescope with a CCD camera. The nova was confirmed late ...

dateAug 23, 2013 in Astronomy
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Rapid supernova could be new class of exploding star

( -- An unusual supernova rediscovered in seven-year-old data may be the first example of a new type of exploding star, possibly from a binary star system where helium flows from one white dwarf onto another and ...

dateNov 05, 2009 in Astronomy
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