Rivers flowed on Mars for at least 100,000 years, researchers say

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Mars had vast rivers of flowing water for tens of thousands of years, scientists now say.
The discovery is based on images sent back by NASA’s Mars orbiter which revealed sediment deposits and telltale signs of flowing water on the surface of the planet.
The rivers date back 3.7 billion years, so it will be difficult to determine if they ever supported life.
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If you’re hunting for signs of past life on a planet like Mars that today appears dry, dusty, and dead, the first thing you have to do is determine if the planet was ever capable of supporting life. Mars is a lot like Earth in that it’s rocky, not too big or too small, and once had a more robust atmosphere. It also had water, and new research suggests that it had a lot of it.

Scientists have believed for some time that Mars was once a lot more blue than red, with bodies of water and if we’re lucky, life. Now, a new study published in Nature Communications suggests that around 3.7 billion years ago, Mars had flowing rivers.

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Rivers flowed on Mars for at least 100,000 years, researchers say originally appeared on BGR.com on Thu, 7 May 2020 at 00:15:18 EDT. Please see our terms for use of feeds.