FSXA / SP2 Space Shuttle Atlantis - Completely re-worked model and textures . New flight dynamics optimized for SP2/Acceleration to restore sub-orbital performance. Acheive Mach 4.65 and climb to just under 700,000 ft under your own power at max realism. Very stable re-entry dynamics with Shuttle like landing characteristics. DVC added with a camera view for bay window , custom gauge controlled effects, animated SRB and External Tank separations , bay doors, robot arm and payload, elevons, spoiler/rudder, body flap and gear w/ nosewheel steering - compiled with the FSXA SDK for flight simulator X Only developed by Bruce Fitzgerald .