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Hot Gas Bridge Discovered Connecting Galaxy Clusters

November 20, 2012

Want to stay on top of all the space news? Follow @universetoday on Twitter An “bridge” of hot gas stretches between galaxy clusters Abell 401 and Abell 399 It may not be good practice to burn bridges but this is one super-heated bridge that astronomers were happy to find: an enormous swath of hot gas connecting [...]

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Spitzer Captures Ancient Fireworks of First Objects in the Universe

June 7, 2012

The Spitzer Space Telescope has looked back in time to see what scientists called the “faint, lumpy glow” given off by the very first objects in the Universe, and these ancient objects obviously provided some early cosmic fireworks. While they are too faint and distant to figure out what the individual objects are – they [...]

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Polar Telescope Casts New Light On Dark Energy And Neutrino Mass

April 5, 2012

Located at the southermost point on Earth, the 280-ton, 10-meter-wide South Pole Telescope has helped astronomers unravel the nature of dark energy and zero in on the actual mass of neutrinos — elusive subatomic particles that pervade the Universe and, until very recently, were thought to be entirely without measureable mass. Remove this ad

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Planck Spacecraft Loses Its Cool(ant) But Keeps Going

January 17, 2012

After two and a half years of observing the Cosmic Microwave Background, the ESA Planck spacecraft’s High Frequency Instrument ran out of its on-board coolant gases over this past weekend, reaching the end of its very successful mission. But that doesn’t mean the end for Planck observations. The Low Frequency Instrument, which does not need [...]

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Cosmology 101: The End

March 29, 2011

Welcome back to the third, and last, installment of Cosmology 101. So far, we’ve covered the history of the universe up to the present moment. But what happens next? How will our universe end? And how can we be so sure that this is how the story unfolded? Remove this ad

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