Friday, 13 September 2013

"Red nugget" galaxies were hiding in plain sight

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In 2005 the Hubble Space Telescope spotted unusually small galaxies densely packed with red stars in the distant, young universe. They were nicknamed "red nuggets," not only because they are small and red but also their existence challenged current theories of galaxy formation, making them precious in astronomers' eyes.



Zazzle Space market place

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