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On Tue, 23 Oct 2012 06:59:15 -0700, "Hägar" wrote:
"G=EMC^2" wrote in message ... Its a nice sphere. If blown from Earth lots of good physics would keep it from ending up so round. Think about the reasons TeBet *** Here's a little something for idiots like yourself and that other dumb-ass GuthBall ... what the hell, let's throw Painintheass into the mix as well, you all possess the same mental deficiency genes: http://www.psi.edu/epo/moon/moon.html You just won't let it alone, will you. Yes sirree! The Giant Impact Hypothesis! I. Velikovsky would be so proud! Here is yet another possibility - the GCH: In the Gentle Capture Hypothesis (GCH), the Moon formed in almost the same orbit as the Earth. The Earth was out front at first and absorbed nearly all of the iron and other good stuff, while the trailing Moon absorbed only the dregs. The Earth's and Moon's Solar orbits were so close together that it took a very long time for the Earth to finally come all the way back around and catch up to the Moon. When it did catch up, as it approached the Moon, it gently captured (and was captured by) the smaller orb. The Moon then began a slow and steady scalloped orbit with the Earth around the Sun... http://www.math.nus.edu.sg/aslaksen/...ng/convex.html At first, the Moon was a distance from Earth that was just a little farther than the Roche limit, so it did not break up from tidal pressures. At that time the Earth and Moon rotated very fast - a day on Earth back then was a bit less than 8 hours long. Due to tidal friction, both Earth's and Moon's spin slowed down. As they slowed their spin speeds, the Moon also got a little farther away from Earth each year. Later, the Moon's rotation speed slowed to a point where it was synchronized, "tidal locked" with Earth. After that, the Moon always showed the same face toward the Earth. Ever since the Earth's and Moon's gentle capture of each other, and down to the present day, the Earth and Moon have exchanged places each month in their orbits around the Sun. Part of the month finds the Moon closer to the Sun, and the other part of the month the Earth is closer to the Sun. As they slowly change their relative orbital positions, at one point the Earth is out in front and leads the Moon around the Sun. Then about two weeks later, the Earth lags and the Moon goes out in front. The Earth-Moon orbital relationship - It's not your father's two-body problem anymore. -- Indelibly yours, Paine @ http://astronomy.painellsworth.net/ "Man invented language to satisfy his deep need to bitch and moan." |
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