Essential techniques for remote compositional analysis of planets; understanding spectroscopy, mineralogy, and geochemistry of planetary surfaces and their measurement. Design of space flight instrumentation. A-F only. Pre: 201; or GG/ERTH 101 and GG/ ERTH 101L and GG/ERTH 105; or GG/ERTH 101 and GG/ERTH 107; or consent. Co-requisite: 302. (Fall only)