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1 .This is Scientific American 60-Second Space. I'm Clara Moskowitz. Got a minute?
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2 .The moon has taken its fair share of beatings, as its craters attest.
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3 .And last fall the moon took the biggest impact we've ever seen, when a huge meteorite slammed into the area known as the Mare Nubium basin.
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4 .Spanish astronomers spotted the September 11th collision using a telescope network that automatically scans the moon.
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5 .The impact vaporized rock and created a flash of light brighter and longer than any we've ever recorded on the moon's surface.
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6 .The compact-car sized meteorite smashed into the moon at 61,000 kilometers per hour.
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7 .The ensuing explosion had the force of 15 tons of TNT, creating a new crater 40 meters wide.
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8 .Anyone on Earth who happened to be moon-gazing at the time would have seen a flash almost as bright as the North Star.
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9 .The moon gets pummeled by space rocks more often than Earth does because it lacks our protective atmosphere.
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10 .The friction from passing through this blanket of air burns up most incoming meteors, letting through only the largest ones.
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11 .Without such a shield, the moon is defenseless.
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12 .Poor moon. But hey, better it than Earth!
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13 .Thanks for the minute, for Scientific American 60-Second Space. I'm Clara Moskowitz.
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