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Thread: Mars's Redness

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    Default Re: Mars's Redness



    A nice article on cyanobacteria and oxygenation of Earth: https://www.forbes.com/sites/startsw...life-on-earth/
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    Default Re: Mars's Redness

    As I understand it, Mars is red because it has a lot of iron oxide (rust), which is Fe + O. I imagine the O on Mars came from its atmosphere, whereas Mercury couldn't hold on to whatever kind of significant atmosphere it may have had long enough for the iron to oxidise.

    Just a guess.
    Experience is what you get when you didn't get what you want

 

 
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