Table of Contents Ch. 1: Introduction Ch. 2 Overview of the Solar System Ch. 3: The Sun Ch. 4: Magnetic and Electric Fields Ch. 5: Gravitational Fields Ch. 6: Magnetosphere Ch. 7: Neutral Environment Ch. 8: Plasma Interations Ch. 9: Radiation Interactions Ch. 10: Spacecraft Contamination Ch. 11: Meteoroids and Space Debris Ch. 12: Thermal Control Appendix