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Astronomy and Space Timeline

Prehistoric Times

From Nick Greene, for About.com

This timeline is a work in progress.
  • 600,000 Years Ago: Homo Sapiens Emerged: The early ancestors of the human species evolved from apes somewhere in what is now Africa
  • 170,000 Years Ago: Supernova 1987A Exploded: A star, in what is now known as the Large Magellanic Cloud, exploded. It was a blue supergiant 25 times more massive than the Sun.
  • 8000BC: The Maya make astronomical constructions
  • 4000BC: Egyptians institute the 365 day calendar
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