Please put this at the end of your spacecrafts.cfg file.

Spacecraft "Star Cruiser"
{
Class "Starship"

Length 345
Mass 9000

Model "Addons/Starcruiser.cfg"


Albedo 0.07
Exposure 3.0
Color (1.00, 1.00, 1.00)


	CurSystemID "0.6.88820.1474.-1.450.9.106104931.320.-1"
	UnivPos     (+0000000027CD2B215B41B442A5264646, -000000003854323B09BA73EC49B8112D, +00000000208A54C6BF1DF7EE4CF80F38)
	Orientation ( -1.411917294361295e-001, 5.518527531214458e-001, 8.168360587776748e-001, 9.111688916809183e-002 )
	Velocity    ( -3.826151051870943e+001, 3.080524063536362e+001, -7.037296919010055e+001 )
	AngVelocity ( 0.000000000000000e+000, 0.000000000000000e+000, 0.000000000000000e+000 )

	Orbit
	{
		Period          1.71119e-4
		SemiMajorAxis   4.927139e-5
		Eccentricity    0.0
		Inclination     0.0
		MeanAnomaly     135.27
		AscendingNode   125.08
		ArgOfPericen    318.14
	}
}