I liked Futurama. It had some funny parts.. I never watched Firefly, but the movie was great and I'm pretty sure the show was good too.
While Star Trek is ok, it's not the best show.
No. 5 Reason to Hate Star Trek: Rule by committee.
Here's the difference between Star Trek and the best SF show on TV last year:
Picard: "Arm photon torpedoes!"
Riker: "Captain! Are you sure that's wise?"
Troi: "Captain! I'm picking up conflicting feelings about this! And, it appears that you're a 'fraidy cat."
Wesley: "Captain, I'm just an annoying punk, but I thought I should say something."
Worf: "Captain, can I push the button? This is giving me a big Klingon warrior chubby."
Giordi: "Captain, I think we should reverse the polarity on them first."
Picard: "I'm so confused. I'm going to go to my stateroom and look
Captain: "Let's shoot them."
Crewman: "Are you sure that's wise?"
Captain: "Do you know what the chain of command is? It's the chain I'll BEAT YOU WITH until you realize who's in command."
Crewman: "Aye Aye, sir!"