Scientists say Vallis Schrödinger and Vallis Planck—dramatic trenches near the lunar south pole—were carved in a blast that ...

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The National Interest is an award-winning online publication focusing on defense issues, national security, military affairs and hardware, foreign policy, and U.S. politics. The National Interest ...

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Two gargantuan canyons on the moon were carved by a hailstorm of rocks — and that’s good news for future lunar astronauts.