Found these very nice AMVs with some of the best Gundam scenes. The theme music is Mouhitotsuno Mirai by Hiroko Moriguchi who is famous for singing the second Z Gundam opening theme and Gundam F91 theme.
http://en.wikipedia.org/wiki/SD_Gundam_G_Generation
Hiroko Moriguchi – Mouhitotsuno Mirai ~Starry Spirits~
AMV
Another AMV
SD Gundam G Generation Spirits Opening
PV
