Just by determining how circular a given crater is – using pi and the crater’s perimeter and area – planetary geologists can reveal clues about how the crater was formed and the surface that was impacted. via NASA http://ift.tt/2IncexY
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Solving Asteroid Bennu's Mysteries
These X-ray computed tomography (XCT) scans of particles from asteroid Bennu show the most common types of crack networks observed in Bennu...
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An astronaut aboard the International Space Station took this oblique photograph of the Sulaiman Mountains in central Pakistan. The range r...
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This image of the Andromeda galaxy uses data from NASA’s retired Spitzer Space Telescope. Multiple wavelengths are shown, revealing stars (...
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