Evidence of ancient Mars ocean increases probability of past life

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Robert Lea is a science journalist in the U.K. whose articles have been published in Physics World, New Scientist, Astronomy Magazine, All About Space, Newsweek and ZME Science. He also writes about science communication for Elsevier and the European Journal of Physics. Rob holds a bachelor of science degree in physics and astronomy from the U.K.’s Open University. Follow him on Twitter @sciencef1rst.

Cardenas and his colleagues were able to answer this question by using topological data to show evidence of a roughly 3.5-billion-year-old shoreline. One aspect of this geological feature was the substantial accumulation of sediments covering hundreds of thousands of square miles and with a thickness of around 3,000 feet .

The scientists used United States Geological Survey-developed software to assess map data of Mars collected by the Mars Orbiter Laser Altimeter aboard NASA'sThe data revealed over 4,000 miles of fluvial ridges, which are relics of past water channels filled with sediments that become more elevated than the surrounding landscape.

 

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pnwcurious Terra eis um dos planetas mais bonito.

I can’t wait for teams of humans to be on Mars making discoveries at 100x the rate.

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