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 ift.tt/2IncexY
embiggen by clicking https://flic.kr/p/22q11V1
There's Always Pi! was taken on March 14, 2018 at 03:30AM
embiggen by clicking https://flic.kr/p/22q11V1
There's Always Pi! was taken on March 14, 2018 at 03:30AM
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