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White stuff on mars
. The white spots that sometimes cover the Martian polar regions are composed of dry ice, which is frozen carbon dioxide. In contrast, Earth’s polar caps are composed of water ice, not dry ice. Here's the rundown on past and future Martian exploration missions. Will humans touch the surface of Mars? It's looking more likely. That's the question bedeviling scientists in the three weeks since the Phoenix lander . Jun 16, Is the white stuff in the Martian soil ice or salt? Phoenix. Shallow trenches excavated by the lander's backhoe-like robotic arm have turned up specks and at times even stripes of mysterious white material mixed in with the clumpy, reddish dirt. Phoenix. Shallow trenches excavated by the lander's backhoe-like robotic arm have turned up specks and at times even stripes of mysterious white material mixed in with the clumpy, reddish dirt. Jun 18, · The Daily Show with Jon Stewart Episodes & Videos About The Daily Show with Jon Stewart Headlines - White Stuff on Mars Season 13 • 06/18/ Mars may have . Advertisement By: Robert Lamb Think of Mars as a massive fixer-upper. Sure, it's nowhere nearly as nice. Find out what it would take to terraform Mars. To terraform Mars to make it habitable we would have to do more than just alter the land.