Today we"re traveling to outer space to catch a glimpse of the Caloris Basin on the planet Mercury. This small planet—about the size of Earth"s moon—is riddled with craters, but none as spectacular as the Caloris Basin. One of the largest impact craters in the solar system, Caloris is about 950 miles across and ringed by mile-high mountains.
Mercury in retrograde
Today in History
More Desktop Wallpapers:
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Tokyo welcomes a futuristic new art museum
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Stari Most in Mostar, Bosnia and Herzegovina
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Diving into World Oceans Day
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White Sands National Park turns 90
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Aloe in bloom
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A sizzling summit hides in the clouds
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Frozen fun in the Canadian cold
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A state-of-the-art lookout on the Rock of Gibraltar
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’Chess on ice’
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Borrego Badlands
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Grab onto the handlebars, kid
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World Teachers Day
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Winter solstice
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A ‘Superior’ paddle
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International Day of the World s Indigenous Peoples
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Let the games begin
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Our Lady of the Rocks
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On this shore, history was made
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Golden Gate Bridge, San Francisco
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Life goes on at the Beatles Ashram
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Vote!
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Grand Canyon National Park turns 105
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A shell of many colors
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Detroit Industry Murals by Diego Rivera
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Manatee Awareness Month
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Celebrating a young girl s age-old discovery
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World Lizard Day
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Yarn for Distaff Day
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‘You should see the one that got away!’
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Penguin Awareness Day