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What Fills the Universe’s Emptiest Spaces?
Season 2 Episode 264
Cosmic voids aren’t truly empty — they hold a faint mix of dwarf galaxies, thin gas, and dark matter, at just one-fifth the universe’s average density.
In this episode, we explore what these vast “cosmic deserts” are made of and what it might mean if life or intelligence emerged in such isolated regions of space.
Published on 1 month, 3 weeks ago