For this space shuttle two mods are required: Space Shuttle Engines: https://ksp.sarbian.com/Klockheed_Martian/Klockheed_Martian_SSE/ and B9 Aerospace: http://www.curse.com/ksp-mods/kerbal/223932-b9-aerospace-5-2-8#t1:other-download. Check out the video on my youtube channel for instructions on how to fly and other cool things about it: http://youtu.be/uroWWoMdtpM
