Friday, August 8, 2014

ScienceDaily: Astronomy News

ScienceDaily: Astronomy News


Astronomers find stream of gas, 2.6 million light years long

Posted: 07 Aug 2014 07:50 AM PDT

Astronomers and students have found a bridge of atomic hydrogen gas 2.6 million light years long between galaxies 500 million light years away. The stream of atomic hydrogen gas is the largest known, a million light years longer than a gas tail found in the Virgo Cluster by another Arecibo project a few years ago.

Hubble finds supernova star system linked to potential 'zombie star'

Posted: 06 Aug 2014 11:21 AM PDT

Astronomers have spotted a star system that could have left behind a "zombie star" after an unusually weak supernova explosion. A supernova typically obliterates the exploding white dwarf, or dying star. On this occasion, scientists believe this faint supernova may have left behind a surviving portion of the dwarf star -- a sort of zombie star.

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