NASA Finds Most Distant Calm Galaxy Cluster Ever Seen in Early Universe
Astronomers utilizing NASA's Chandra X-ray Observatory have noticed SPT-CL J2215-3537, an enormous galaxy cluster 8.4 billion light-years away that they nicknamed ...
Astronomers utilizing NASA's Chandra X-ray Observatory have noticed SPT-CL J2215-3537, an enormous galaxy cluster 8.4 billion light-years away that they nicknamed ...
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