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NASA Goddard
@NASAGoddard
Welcome to your friendly neighborhood space flight center, home to the largest community of scientists & engineers on Earth.
加入 February 2009
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Let's step into the light and explore the terminator. It's the line between day and night. As the NASA Artemis II crew flew over the Moon's terminator, they saw lunar craters and ridges cast dramatic shadows, the kind future explorers might see at the Moon's South Pole.
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