Accelerator cannons are the FASA pre-curser to Torpedo technology.
I'll say I like the rocket information, it'll be useful. The launcher I'd just build a spread one, standard torp launcher and call it generic (Metro if that is what you did with the launcher, great, but I haven't crunched the numbers myself yet).
Phoenix...
"I'm not saying there should be capital punishment for stupidity,
but maybe we should just remove all the safety lables and let nature take it's course"
"A Place For Everything & Nothing In It's Place"