News tagged with white dwarf star

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'Odd couple' binary makes dual gamma-ray flares

(PhysOrg.com) -- In December 2010, a pair of mismatched stars in the southern constellation Crux whisked past each other at a distance closer than Venus orbits the sun. The system possesses a so-far unique ...

dateJun 29, 2011 in Astronomy
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NGC 2392: A beautiful end to a star's life

(Phys.org) —Stars like the Sun can become remarkably photogenic at the end of their life. A good example is NGC 2392, which is located about 4,200 light years from Earth. NGC 2392, (nicknamed the "Eskimo ...

dateJul 11, 2013 in Astronomy
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Runaway binary stars

CfA astronomers made a remarkable and fortuitous discovery in 2005: an extremely fast moving star, clocked going over three million kilometers an hour. It appears to have been ejected from the vicinity of ...

dateOct 07, 2013 in Astronomy
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Hubble watching ancient orbs

(Phys.org)—This sparkling picture taken by the NASA/ESA Hubble Space Telescope shows the center of globular cluster M 4. The power of Hubble has resolved the cluster into a multitude of glowing orbs, each ...

dateSep 08, 2012 in Astronomy
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Spectacular supernova's mysteries revealed

(Phys.org) —New research by a team of UK and European-based astronomers is helping to solve the mystery of what caused a spectacular supernova in a galaxy 11 million light years away, seen earlier this ...

dateAug 22, 2014 in Astronomy
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XMM-Newton uncovers a celestial Rosetta stone

(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 ...

dateSep 03, 2009 in Astronomy
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