From perusing my entries, here's the missing topics with a couple of slight revisions:
Aug 2004 - The Enterprise
by other designers (winner: ?) Did Masao win for that red Caddy version?
Sep 2004 - Trek wheeled vehicles
Oct 2004 - Matte painting
Nov 2004 - "An Unexpected Discovery"
Dec 2004 - Trek crossed over with another series [not necessarily sf/f]
Jan 2005 - New Trek Animated series
Feb 2005 - Next Trek series
Mar 2005 - Trek aliens [the Wogneer alien won, I forget who did it...]