NASA's 'armored tank' Juno ventures into a fierce realm of radiation, hunting for Jupiter's secrets

Follow along as NASA's Juno spacecraft arrives at Jupiter July 4, 2016, 8:51 p.m. After traveling for nearly five years and 1.8-billion miles, NASA's Juno spacecraft is set to enter orbit around Jupiter at 8:18 p.m. Pacific time. Follow along as it completes its journey. 6:00 P.M. Why NASA built...