The Solar System

What is the rare Earth hypothesis?
Answered by Science Channel
  • Science Channel

    Science Channel

  1. This cosmological theory became popular in 2000 with the publication of the book 'Rare Earth: Why Complex Life Is Uncommon in the Universe' by paleontologist Peter D. Ward and astronomer Donald Brownlee. It makes the case that life on Earth is a kind of perfect storm, due to a wide range of variables that lined up just right. As such, the theory places slim odds on the existence of other life-supporting planets.

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Still Curious?
  • What can you see on Mars if you look through a telescope?

    Answered by Science Channel

  • How many dwarf planets are in our solar system?

    Answered by James L. Green

  • Was the asteroid belt a planet?

    Answered by Discovery Channel


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