RP-1の動画も増えてくれKerbal Space Program (Steam)→ https://store.steampowered.com/app/220200/Kerbal_Space_ProgramRealistic Progression One (KSP Forum)→ https://forum.kerbalspaceprogram.com/topic/190040-rp-1-realistic-progression-one-for-ksp-1123
http://www.nicovideo.jp/watch/sm43027138