Astrogeology: September 2009

This amendment delays the proposal due date for Appendix C.7, Outer Planets Research (OPR) Program. The program element in ROSES-2009, Appendix C.7, Outer Planets Research (OPR), solicits proposals for diverse scientific investigations that contribute to the understanding of the outer Solar System, including the giant planets, their satellites, and smaller solid bodies including comets, asteroids, and Kuiper Belt objects. The program includes both data analysis from NASA missions and fundamental research.