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    Carl Sagan

    c/carl-sagan

    Carl Edward Sagan was an American astronomer, planetary scientist and science communicator.

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    James Pollack

    2 mentions across 1 talk in Carl Sagan

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    Viking 1 Press Conference: Color of the Martian Sky2 mentions
    0:30

    …have to be due to lots of very small particles more than a wavelength of light suspended in the atmosphere. Dr James Pollack of the lander imaging team has now looked at individual brightness numbers the so called dn values, and concludes that despite…

    1:13

    …values, and concludes that despite the impression on these images, the sky is not blue. It's a typical earth chauvinist response. According to Dr Pollack, the sky is in fact pink, which is an okay color. The sky is red but it is not as red as the…