I want to find out the Kerbin periapse for kerbin intercepting asteroids as they sapwn. I found this thread http://forum.kerbalspaceprogram.com/threads/127018-Questions-About-Asteroids-%28and-the-Orbit-Class%29 which posed the same question I am currently running into similar problems in that Vessel.AttachPatchedConicsSolver is throwing an exception NullReferenceException: Object reference not set to an instance of an object at Vessel.AttachPatchedConicsSolver () [0x00000] in <filename unkn