The Earth’s place in space is a fairly familiar one with it orbiting an average star. The star - our…
A newly discovered supercluster of galaxies is so distant that astronomers say its light has been traveling for over twelve…
Galaxies don't exist in a vacuum. Ok, maybe they do (mostly, since even interstellar space has some matter in it).…
[/caption] Scanning the sky in microwaves, the Planck mission has obtained its very first images of galaxy clusters, and found…