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Galaxy Clusters

Mystery Of Big Bang's Echo Solved?

natureheader | Eugenie Samuel Reich | Posted 02.19.2014 | Science

Soon after the Big Bang, there were tiny ripples: quantum fluctuations in the density of the seething ball of hot plasma. Billions of years later, tho...

'Cannibal' Monster Galaxies Lose Appetite

Space.com | Megan Gannon | Posted 08.17.2013 | Science

At the core of most galaxy clusters in our universe, there are cosmic cannibals — monster galaxies that gobble up their neighbors to grow bigger and...

Key Einstein Idea Put To Test In New Research

Posted 01.16.2013 | Science

By: Clara Moskowitz Published: 01/16/2013 12:56 PM EST on SPACE.com A new study of one of the universe's fundamental constants casts doubt on a pop...

Hubble Telescope Looks Toward Galaxy Clusters To Find Dark Matter

| Posted 11.18.2011 | Green

By Kelly Oakes (Click here for original article.) Galaxies do not usually exist alone. They tend to bunch together in small groups, like the Local...