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Hubble sees 'ghost light' from dead galaxies

( —NASA's Hubble Space Telescope has picked up the faint, ghostly glow of stars ejected from ancient galaxies that were gravitationally ripped apart several billion years ago. The mayhem happened 4 billion light-years ...

dateOct 30, 2014 in Astronomy
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Construction secrets of a galactic metropolis

Galaxy clusters are the largest objects in the Universe held together by gravity but their formation is not well understood. The Spiderweb Galaxy (formally known as MRC 1138-262) and its surroundings have been studied for ...

dateOct 15, 2014 in Astronomy
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Wild ducks take flight in open cluster

The Wide Field Imager on the MPG/ESO 2.2-meter telescope at ESO's La Silla Observatory in Chile has taken this beautiful image, dappled with blue stars, of one of the most star-rich open clusters currently known—Messier ...

dateOct 01, 2014 in Astronomy
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