Basically it spiralled up, then dropped (it was pitched black so u didn't know when you were going to drop), and it felt really foreful as you dropped and twisted, note that Black Hole has the same theme tune as Detonator at Thorpe Park.
Here's another Jet Star 2:
Essentially the same ride. If you think it looks a bit slow, shakey and dull - it#s because it was
Space Invader is a Zierer 4-man bob coaster.
There aren't many about, and the other one in the UK (other than Blackpool's) is a bit of a whore. It went from Trentham Gardens, to Alton, to Pleasure Island, to Flamingoland, to Groveland and is currently being built in Loudon castle.