In-depth class about the planet Mars, including origin and evolution, geophysics, geology, atmospheric science, climate change, the search for life, and the history and future of Mars exploration. There will be guest lectures from professors and research scientists with expertise about aspects of Mars. There will be lots of discussion of recent results and scientific controversies about Mars. Graduate-level requirements include the completion of a research project that will be presented in class as well as a report. The research project could be analysis of Mars datasets, a laboratory experiment, or new theoretical modeling. Regular grades are awarded for this course: A B C D E. Prerequisite(s): PTYS 411, Geology of the Solar System is strongly recommended but not required. Identical to: ASTR 542, GEOS 542. May be convened with: PTYS 442.