Celestia Forums

Can somebody tell if it's possible create pop-up in Celestia?
I'm desperate. I'm makeing an university progect and I don't undestand how I can use Celestia.
(Sorry for my English!:oops:)
Thx

What do you mean with "create pop-up"? Did you see the thing from a "coder" point of view or as common user? It's no clear, sorry.