This illustration depicts NASA's Juno spacecraft soaring over Jupiter’s south pole. This illustration depicts NASA's Juno spacecraft soaring over Jupiter’s south pole. Photo by NASA/JPL-Caltech in Pasadena, Calif. NASA's Jet Propulsion Laboratory in Pasadena manages the Juno mission for the principal investigator, Scott Bolton, of Southwest Research Institute in San Antonio. The Juno mission is part of the New Frontiers Program managed at NASA's Marshall Space Flight Center in Huntsville, Alabama. Lockheed Martin Space Systems, Denver, built the spacecraft. JPL is a division of Caltech in Pasadena. NASA photo