Today’s a special day for astronomy enthusiasts: It’s both Asteroid Day and Meteor Watch Day. To celebrate, we’re at the rim of a 560-foot-deep crater with a 3,900-foot diameter, creatively called "Meteor Crater." (Scientists call it Barringer Crater, for the name of the man who first theorized it was a meteorite-impact crater.) Some 50,000 years ago, parts of an asteroid fell to Earth here, in a location just east of Flagstaff, Arizona. And today, we can see just how devastating the collision must have been to leave a basin so large.
The aftermath of a meteorite
Today in History
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Horsetail Fall in Yosemite National Park, California
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Presidents hear the echo of history
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International Archaeology Day
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Tesla, the visionary
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Málaga, Spain
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Tulips at Emirgan Park in Istanbul, Türkiye
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Winnie-the-Pooh Day
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D-Day remembered
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March of the flowers
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Green sea turtle on World Oceans Day
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The Millennium at 20
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International Rock Day
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Pitigliano, Tuscany, Italy
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Lake Bled, Slovenia
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Katahdin Woods and Waters National Monument, Maine
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Iceland for International Rock Day
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