AmericaSpace Launch Countdown

Next Launch SMAP on a Delta II 7320 rocket from Vandenberg AFB, CA
scheduled for:
30 Jan 15 14:20:42 GMT
30 Jan 15 6:20:42 PST
30 Jan 15 9:20:42 Eastern

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Is Mars Geologically Active?

Global view of Mars as seen by the Viking 1 orbiter in 1980, showing the Valles Marineris (center). Photo Credit: NASA

A paper in an upcoming special Mars-based issue of the planetary science journal Icarus has examined the small polygonal structures that cover large regions of northern Mars. The paper, by J. Korteniemi and […]