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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World Sea Turtle Day
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Crescent-tail bigeye fish, Great Barrier Reef, Australia
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Killer whales in Spildra, Norway
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Homeward bound
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From pirate port to nature preserve
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Christmas Bird Count
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A long, erratic commute
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National Lighthouse Day
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Celebrating Labor Day
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A fair that s star-studded
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Black History Month
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Old Town in Prague, Czech Republic
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International Beaver Day
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Big sky at Big Bend
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All eyes on sustainability
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Sanxiantai Dragon Bridge in Taitung, Taiwan
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Bonsai Rock, Lake Tahoe, Nevada
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Engineering an artificial harbor in Normandy
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The Kelpies statues in Falkirk, Scotland
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Remembering the Arizona
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A place called ‘Peace’ in India
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Gauchos showcase Argentina’s independent spirit
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Three cheers for polar bears!
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Step into the dark
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World Teachers Day
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Blue Lagoon spa, Grindavík, Iceland
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How lovely are your branches
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Maybe we should be looking up
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National Lighthouse Day
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Spring comes to Glacier National Park
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