Jupiter Moons' Orbital Dance - Humans Have Never Seen This! | Video

"Celestial harmonic motion" was captured for the first time by NASA's Juno mission. It snapped imagery of Callisto, Ganymede, Europa and Io orbiting Jupiter between June 12-29, 2016 on its approach to the gas giant. 

By Jove! NASA Probe Arrives at Jupiter After 5-Year Trek

credit : NASA Juno