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Old 10-28-2007, 11:17 PM
Siegmund Siegmund is offline
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Join Date: Feb 2005
Posts: 1,850
Default Re: Movement of the Sun?

It is orbiting the center of the galaxy, and the galaxy itself is moving relative to its neighbors.

The earth is of course "along for the ride" - but the galaxy is so wide, and takes so long to orbit, that we don't notice the sun's acceleration unless we look really, really hard for it.
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