SMOOTH EARTH: If shrunk to a few inches across, Earth would feel as smooth as a billiard-hall cue ball.
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@neiltyson@PSchearf I love the word asphericity - 1 more reply
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@neiltyson@PSchearf Would it be as hard to break as a cue ball? Or more brittleThanks. Twitter will use this to make your timeline better. UndoUndo
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@neiltyson as far as lopsidedness goes...isn't Mars really lopsided compared to earth? Tharsis bulge?Thanks. Twitter will use this to make your timeline better. UndoUndo
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