Mission: Space is an intense space simulator and Rock n' Roller Coaster is a high speed launched coaster.
Oh and there isn't a Mission: Space at Disneyland Paris
^ Matt_, space mountain is yet another diffrent ride to Mission: Space and Rock n' Roller Coaster
This Year Space Mountain recieved a revamp to become Space Mountain: Mission 2.
I can see where he's coming from. Space Mountain: Mission 2 and Rock n' Rollercoaster are both vekoma launched coasters that are enclosed and feature inversions