Scientists believe they have discovered the source of water on Mars

Jun 16, 2017

A circular depression on the surface of Mars is pictured in his image acquired on Jan. 5, 2015 by the High Resolution Imaging Science Experiment (HiRISE) camera on NASA's Mars Reconnaissance Orbiter (MRO), provided by NASA. The spacecraft has been orbiting Mars since March 2006 and completed its 40,000th orbit around Mars on Feb. 7, 2015. REUTERS/NASA/JPL-Caltech/University of Arizona/Handout - RTR4WU1S

Researchers concluds that at the time of the Lyot impact, a thick layer of ice likely covered the region. Image: REUTERS/NASA/JPL-Caltech/University of Arizona

Kevin Stacey

Senior Writer for the Physical Sciences, Brown University

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