Jack J. LissauerJack J. Lissauer is a Space Scientist at NASA's Ames Research Center in Moffett Field, California, and a Consulting Professor at Stanford University. His primary research interests are the formation of planetary systems, detection of extrasolar planes, planetary dynamics and chaos, planetary ring systems, and circumstellar/protoplanetary disks. He is co-discoverer of the first four planets found to orbit about faint M dwarf stars, and co-discovered two broad tenuous dust rings and two small inner moons orbiting the planet Uranus. Read More Read Less