Planet Formation Accretion Processes Orbital Dynamics Formation Theories Solar System Gas Giants Planetary Dynamics Giant Planets HR 8799 System Disk Chemistry Formation Star Formation Star-Planet Interactions Milky Way Spiral Structures Moons Protoplanets Planet-Disk Interactions Moon Formation Solar System Formation Formation of Planets Solar System Analogs Chemical Diversity Protoplanetary Disks Brown Dwarfs Extrasolar Planets Ring Composition Planetary Growth Planetary Destruction