Gravity Assist: Fire Fountains on the Moon, with Dave Draper por NASA

Por NASA

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Gravity Assist: Fire Fountains on the Moon, with Dave Draper

Early in its history, the Moon was molten, with “fire fountains” erupting from its surface. Astronauts have found tiny beads of glass on the Moon that preserve this history. How did the Moon cool down and become the quiet, cratered world we know today? NASA’s Chief Scientist Jim Green chats with NASA’s Deputy Chief Scientist Dave Draper about the Moon’s volcanic past and what we have learned from Apollo lunar samples.