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THREE-BODY PROBLEM The most important unsolved problem in mathematics? A special case figure 8 orbit: more/figure8-3.loop.gif more/rot8x.loop.gif.
Life in the Universe
Pluto and the Kuiper Belt Objects (KBOs). The IAU draft definition of "planet" and "plutons" Q: What is a “double planet”? A: A pair of objects, which.
Life in the Galaxy (old version: instead use 24- Life What is life, anyway? The chemistry of life The Drake Equation How might we contact ET? Puzzles regarding.
Pluto and the Kuiper Belt Objects (KBOs)
