A closer look at the voids between galaxies: What’s going on in intergalactic space?

(Natural News) People tend to think of space as just an empty void in between galaxies, stars, planets and other celestial bodies. This “void,” however, actually contains more matter than the galaxies themselves. In between galaxies exists a matter called the intergalactic medium (IGM). This matter – composed mostly of hot, ionized hydrogen, with bits of...

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