Impact Cratering Short Course & Field School 2019
Sept 28 - Oct 5, 2019
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Lunar Lava Tubes Could Offer Future Moon Explorers a Safe Haven
Scientists find evidence that a 50-meter-deep pit on the Moon’s surface could be a skylight opening to an intact lava tube tens of kilometers long.
There are two high tides and two low tides every day on every ocean beach on Earth, because of the moon's pull.