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Lasers Recreate the Conditions Inside Galaxy Clusters

Galaxies don't exist in a vacuum. Ok, maybe they do (mostly, since even interstellar space has some matter in it).…

2 years ago

Watch Jupiter Get Hit in the Original HD Video

Caught on webcam by amateur astronomer George Hall in Dallas, Texas, the impact on Jupiter that occurred yesterday at 6:35 a.m.…

12 years ago