News tagged with stars

X-ray emission from massive stars

Massive young stars are known to emit strong X-rays. Unlike the X-ray emission from lower mass stars, however, which arises in stellar photospheres, the X-rays from massive stars are thought to result from powerful shocks. ...

dateOct 26, 2015 in Astronomy
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Cosmic 'Death Star' is destroying a planet

The Death Star of the movie Star Wars may be fictional, but planetary destruction is real. Astronomers announced today that they have spotted a large, rocky object disintegrating in its death spiral around a distant white ...

dateOct 21, 2015 in Astronomy
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Final kiss of two stars heading for catastrophe

Using ESO's Very Large Telescope, an international team of astronomers have found the hottest and most massive double star with components so close that they touch each other. The two stars in the extreme system VFTS 352 ...

dateOct 21, 2015 in Astronomy
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Mysterious star stirs controversy

Mysterious light on a distant star could be a sign of alien civilisation, some astronomers have claimed, stirring controversy among their peers. Not so fast, said NASA.

dateOct 20, 2015 in Astronomy
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