Martian Southern Cap is Mostly Water Ice

I’ll warn you right now, it’s raining Mars news today. Take cover. First up, we’ve got this interesting story. Planetary scientists at MIT have estimated that Mars’ southern pole contains the largest quantity of frozen water in the inner solar system (apart from the Earth, of course). Many people believed that frozen carbon dioxide was the predominant substance in the south pole’s cap, but nope, it’s water.
(more…)

Filed Under: Astronomy • Contributors