Word: baptistina
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EARTH LANDING A Baptistina meteorite 6 miles across struck Mexico's Yucatán Peninsula 65 million years ago. The resulting dust cloud may have blocked the sun and led to mass extinctions on Earth...
COSMIC COLLISION An asteroid 106 miles in diameter ran into a 37-mile asteroid 160 million years ago at a speed of 1.89 miles per sec., creating an asteroid set called the Baptistina family...
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