Whopping Galaxy Cluster Spotted with Help of NASA Telescopes
Pasadena CA (JPL) Nov 09, 2015 - Astronomers have discovered a giant gathering of galaxies in a very remote part of the universe, thanks to NASA's Spitzer Space Telescope and Wide-field Infrared Survey Explorer (WISE). The galaxy cluster, located 8.5 billion light-years away, is the most massive structure yet found at such great distances. Galaxy clusters are gravitationally bound groups of thousands of galaxies, which th ... more
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