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7-2-2008 4:47 AM237 views
pokkets says:
The equatorial region of the sun spins more rapidly than the poles, and this differential rotation winds up the magnetic field lines like a rubber band
sunspots typically appear wherever these magnetic field lines bubble to the surface.
They still have to do more testing, but it makes more sense than other theories such as tidal forces, or the movement of the sun around the solar system's center of gravity, which don't seem to have a significant enough effect.
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7-2-2008 8:20 AM
tabsey
Enjoyed the clip. Good site too. Thanks. Looking at the sky up here tonight during half time of Origin and comparing the sky here (Nth NSW coast) to Alice Springs. Here my little telescope is virtually dormant.
7-2-2008 9:23 AM
pokkets
One of the first things I bought on ebay was a telescope (and a violin I use to scare cats away) but I wanted it quickly, so I bought one that was big enough to see the planets bit more clearly the lights, and the oil refinery, and impatience meant I never learned to use it properly. It's was hard to line up planets when dogs wanted to 'help' and when the planets move from the line of sight so quickly. I did get a great look at the Moon.
Now with the pictures on line particularly with hubble in mind I thought I got it because I wanted it as a kid, but those days are gone.
At least I learned the cheap way why a reflector is necessary, and something with a solid base.
The site is my home page...
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