http://rhysy.plexersoft.com/orion/index.html
...and his fictional Orion-powered space-fleets around Callisto...
http://rhysy.plexersoft.com/Deep%20Space%20Force%20Gallery/
...plus a 3-D animation of an Orion launch...
http://www.nuclearspace.com/gallery_orion_movie.htm
...quite impressive really. Quite dire in other respects - nuclear Cold-War space-fleets have an Apocalyptic feel.
Another link is an interview with Steve Howe discussing his nuclear rocket work and his antimatter sail concept for a very light probe (10kg) to Alpha Centauri...
http://www.nuclearspace.com/article/Sview/HOWE_view.htm
...needs 0.017 kg of antimatter which is a BIG ask presently, but doable given some dedicated accelerators on the Moon *sigh*
