News tagged with binary systems

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Astronomers crack mystery of the 'monster stars'

( -- In 2010 scientists discovered four 'monster' sized stars, with the heaviest more than 300 times as massive as our Sun. Despite their incredible luminosity, these exotic objects, located in the giant star cluster ...

dateAug 07, 2012 in Astronomy
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Supernova progenitor found?

( -- Type Ia supernovae are violent stellar explosions. Observations of their brightness are used to determine distances in the universe and have shown scientists that the universe is expanding at an accelerating ...

dateAug 03, 2012 in Astronomy
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UKIRT discovers 'impossible' binary stars

( -- A team of astronomers have used the United Kingdom Infrared Telescope (UKIRT) on Hawaii to discover four pairs of stars that orbit each other in less than 4 hours. Until now it was thought that such close-in ...

dateJul 05, 2012 in Astronomy
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Capturing planets

( -- The discovery of planets around other stars has led to the realization that alien solar systems often have bizarre features - at least they seem bizarre to us because they were so unexpected. For example, many ...

dateMay 22, 2012 in Astronomy
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Ultra-cool companion helps reveal giant planets

( -- An international team of astronomers led by David Pinfield of the University of Hertfordshire has found a brown dwarf that is more than 99% hydrogen and helium. Described as ultra-cool, it has a temperature ...

dateMay 10, 2012 in Astronomy
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Young stars at home in ancient cluster

( -- Looking like a hoard of gems fit for an emperor's collection, this deep sky object called NGC 6752 is in fact far more worthy of admiration. It is a globular cluster, and at over 10 billion years old is one ...

dateFeb 09, 2012 in Astronomy
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