Just to whet you collective appetites, here is a 3d model i've been working on for the last week of the hubble space telescope.

http://uk.geocities.com/tnvfx/wip/hst_wire.jpg
It's actually for a project i'm working on, but when it's done, i'll create a Celestia-friendly version to share with you all.
Comments and critiques welcome...
Regards
Tony.