The Children of Mars

In August 1877, Asaph Hall of the U.S. Naval Observatory conducted a systematic search and discovered two satellites, or moons, of Mars within a few nights of each other. Hall named the moons Phobos and Deimos, after the…

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  • john tziras

    Powerful

  • Rob Terstall

    Beautiful work, Jim, kept me mesmerised with all the fantast…

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