The moon has a tail, and Earth wears it like a scarf once a month | Live Science

According to a study published March 3 in the journal JGR Planets, the lunar tail is made of millions of sodium atoms blasted out of the lunar soil and into space by meteor strikes and then pushed hundreds of thousands of miles downstream by solar radiation. For a few days a month, when the new moon sits between Earth and the sun, our planet’s gravity drags that sodium tail into a long beam that wraps around Earth’s atmosphere before blasting into space on the opposite side.
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