Red Planet Roundup: March 2015

NASA’s Curiosity rover found evidence that one or more large and long-lasting lakes probably filled Gale Crater in the planet’s warmer and wetter early history. While investigating the lower slopes of Mount Sharp recently at an outcrop called the Murray Formation, the rover photographed thick rock stacks featuring numerous layers of lithified sediment. Such stacks are typical of lake environments, where sediments slowly settle to the bottom and transform into rock over time.

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Timothy Oleson

Timothy Oleson

Oleson is the news editor at EARTH, and writes the Bare Earth Elements blog. His scientific interests span the geosciences from biogeochemistry to seismology to space science. Formerly based in Madison, Wis., he now resides in the Washington, D.C., area.

Sunday, March 15, 2015 - 06:00

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