Brainy Quote of the Day

Tuesday, September 18, 2012

Martian Snowflakes...

Space.com
A spacecraft orbiting Mars has detected carbon dioxide snow falling on the Red Planet, making Mars the only body in the solar system known to host this weird weather phenomenon.

The snow on Mars fell from clouds around the planet's south pole during the Martian winter spanning 2006 and 2007, with scientists discovering it only after sifting through observations by NASA's Mars Reconnaissance Orbiter (MRO). The Martian south pole hosts a frozen carbon dioxide — or "dry ice" — cap year-round, and the new discovery may help explain how it formed and persists, researchers said.


Snow fall - at least on Earth - is not wierd at all. However, I'd caution against trying to make a snowball with dry ice. Remember those roses shattered in high school chemistry class? Yeah, it'd be kind of like that. Smiley

Space.com: Snow on Mars: 'Dry Ice Snowflakes Discovered by NASA Probe

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