Like Kerbal Space Program? Then check out this book: Apollo. Or if you're more interested in the science behind spaceflight, you might like this: Fundamentals of Astrodynamics

KSP Parts

Title Package Author Cost Mass Crash Tolerance Drag Max Temp
Emergency Fuel Dump Valve Gabyalufix's quick and dirty miscellania C7Studios, repurposed by Gabyalufix 2500 0.1 60 0.0 4000