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RE: Puzzling Question

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Posted by Gerald Dondanville on August 17, 2000 10:52:45 UTC

--Dan said;Why don`t globular clusters fall into the heart of galaxies over time? Or do they actually fall?

I could have sworn that I saw at least one Astronomy Picture of the Day that said some thing about that, but I couldn`t find the one, instead I offer these links about globular clusters.
http://antwrp.gsfc.nasa.gov/apod/ap000804.html
Globular Cluster M15

http://antwrp.gsfc.nasa.gov/apod/ap000719.html
Globular Cluster M19

http://antwrp.gsfc.nasa.gov/apod/ap981017.html
Giant Globular Cluster in M31




--Dan said more; What holds them up, certainly not spin nor anti-gravity.

I thought the simple answer would be gravity, but now I am not sure, especially since I found out that the opposite of gravity is humor :)

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