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Mars data suggests an ancient river was larger and faster than thought
Ancient Martian rivers were not the modest, slow-moving streams that earlier models described. A remote-sensing technique ...
NASA’s twin ESCAPADE spacecraft will uncover how the Sun stripped Mars of its atmosphere. Mars is a very different world today than it once was. Scientists believe the planet used to have a thicker ...
When the Perseverance rover arrived on Mars nearly five years ago, NASA officials thought the next American lander to take aim on the red planet would be taking shape by now. At the time, the leaders ...
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