News tagged with cassiopeia a

Cassiopeia A Comes Alive Across Time and Space

(PhysOrg.com) -- Two new efforts have taken a famous supernova remnant from the static to the dynamic. A new movie of data from NASA's Chandra X-ray Observatory shows changes in time never seen before in ...

dateJan 06, 2009 in Astronomy
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Largest yellow hypergiant star spotted

ESO's Very Large Telescope has revealed the largest yellow star—and one of the 10 largest stars found so far. This hypergiant has been found to measure more than 1,300 times the diameter of the Sun, and ...

dateMar 12, 2014 in Astronomy
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