Comets and Solar System Debris - Comets and Solar System...

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Comets and Solar System Debris Gamma ray bursts – birth of a black hole A circle with a dot in it means the Sun Jupiter o Very stormy atmosphere Many driven by energy of the sun, some by Jupiter’s own tidal energy o Jupiter has a ring Saturn o Has a very low density- lower than that of water Such low density because it’s made out of hydrogen and helium Not as big of a core, so its less dense o Rings are debris that never formed a moon or a moon that got too close and was pulled apart by Saturn’s tidal forces For every planet there’s a radius that within that radius, and object can get torn apart, or will come together, but not form another object Roche Limit We’re not held together by Earth’s gravity, we’re held together by electro-magenetic forces For Roche Limit, ignore EM forces Rings are tipped 27 degrees – the same as Saturn’s rotational axis Sometimes edge-on when viewed from Earth, sometimes rather visible Rings are so thin to their extent that they are thinner than a record
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This note was uploaded on 04/04/2008 for the course ASTRO C 10 taught by Professor Filippenko during the Fall '08 term at University of California, Berkeley.

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Comets and Solar System Debris - Comets and Solar System...

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