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Mars was once a blue planet with a vast ocean, ancient rivers reveal
Mars, now a dusty world of rusted rock and thin air, once carried enough water to transform its face into something far more familiar. New mapping of ancient river systems indicates that a vast ...
New research suggests Mars was once a blue planet, as scientists identify river deltas and signs of a vast ancient ocean on ...
CAPE CANAVERAL, Fla. (AP) — Blue Origin launched its huge New Glenn rocket Thursday with a pair of NASA spacecraft destined for Mars. It was only the second flight of the rocket that Jeff Bezos’ ...
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