Tuesday, 30 September 2014

Glaciers in the Grand Canyon of Mars?

more »

For decades, planetary geologists have speculated that glaciers might once have crept through Valles Marineris, the 2000-mile-long chasm that constitutes the Grand Canyon of Mars. Using satellite images, researchers have identified features that might have been carved by past glaciers as they flowed through the canyons; however, these observations have remained highly controversial and contested.

via Science Daily

Zazzle Space Exploration market place

No comments:

Post a Comment