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AmericaSpace Launch Countdown

Next Launch CRS-5 on a Falcon 9 rocket from Cape Canaveral AFB, FL
scheduled for:
6 Jan 15 11:18:00 GMT
6 Jan 15 6:18:00 EST

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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 […]