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Thread: The Color of Habitable Worlds

  1. #1
    Join Date
    Jul 2003

    The Color of Habitable Worlds

    “This is where we live. On a Blue Dot.” said Carl Sagan when the now famous Pale Blue Dot photo was released. Captured February 14, 1990 by the Voyager 1 Space Probe, Pale Blue Dot remains the most distant photograph of the Earth ever taken at 6 billion kilometers. This past February marked the 30th …
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  2. #2
    Join Date
    Apr 2007
    Nowhere (middle)
    So what would we see if the jungles and forests use photosynthesis based on pigments other than green?
    "I'm planning to live forever. So far, that's working perfectly." Steven Wright

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