My trivia and facts on the Universe. Asteroids, black holes, distances, galaxies, light, planets, solar system, supernovae, temperatures, and other Universe trivia and facts.
Tuesday, December 20, 2011
Universe - facts 7
The diameter of the observable Universe is currently estimated to be 93 billion light years. This is approximately 500,000,000,000,000,000,000,000 miles (500 sextillion miles).
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