Darkstar: Fsx

Despite its speed, it is described as flying very stable.

If your plane jumps 50,000 feet instantly or explodes on the runway, you forgot the FSUIPC axis assignments for "Scramjet Arm." fsx darkstar

Given that FSX is a 2006 game, the visuals of the FSX Darkstar mod are surprisingly robust. Despite its speed, it is described as flying very stable