‘Halos’ discovered on Mars widen time frame for potential life

via Current News – Principia Scientific International
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Lighter-toned bedrock that surrounds fractures and comprises high concentrations of silica—called “halos”—has been found in Gale crater on Mars, indicating that the planet had liquid water much longer than previously believed. The new finding is reported in a paper published today in Geophysical Research Letters, a journal of the American Geophysical Union. “The concentration of…

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via Current News – Principia Scientific International http://ift.tt/1kjWLPW

May 31, 2017 at 01:21AM