This Hubble time-lapse movie shows the orbits of some of ******’s icy moons as they circle the planet over an 18-hour period. The video is composed of 33 Hubble snapshots of the planet, taken June 19 to 20, 2019, by the Wide Field Camera 3. The closer the moon is to ******, the faster it orbits, according to the laws of gravity.
Read the news release: https://hubblesite.org/contents/news-releases/2019/news-2019-43
Credit: NASA, ESA, A. Simon (Goddard Space Flight Center), M.H. Wong (University of California, Berkeley), the OPAL Team, and J. DePasquale (STScI)