Project X-15 for Orbiter 2006: https://www.orbiter-forum.com/resources/projectx-15-v-2-0.2003/There must be an X-15 add-on somewhere in this forum. The X-15 was intended to be a hypersonic aeroplane, but it became a spaceplane as various pilots flew it above 80 km.
it's more useful for the community to have the Proton and the Long March 5 you're buildinglet's have a deal, I'm ok to try to model the plane, those blueprints are good. Can you try to model the cockpit ? I'm going to be very lost with all those Russian analog gauges (but they also can look real real cool). I'll manage the coding.