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Mars may have once had a huge moon big enough to cause tides, study suggests
In a new study featured by New Scientist, researchers propose that Mars might have once had a much larger moon than it does ...
Images from NASA's Galileo mission reveal a tantalizing starburst-like feature. Scientists call it a "wall demon." ...
There are two small moons in orbit around Mars today, but both may be remnants of a much larger moon that had enough of a gravitational pull to drive tides in the Red Planet's lost lakes and seas ...
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