Want to help us make Syzygy even better? Tell your friends and give us a review, or show your support on Patreon: patreon.com/syzygypod———————————Syzygy is produced by Chris Stewart and co-hosted by Dr Emily Brunsden from the Department of Physics at the University of York.Visit us at syzygy.fm or find us on Twitter: @syzygypodThings we talk about in this episode:Kepler mission: https://www.nasa.gov/mission_pages/kepler/Kepler’s been put to sleep: https://www.nasa.gov/feature/ames/kepler-put-into-sleep-mode-as-telescope-s-pointing-performance-degradesHubble’s gyro problems: https://arstechnica.com/science/2018/10/hubble-space-telescope-taken-offline-after-gyroscope-failure/Exomoon paper: http://advances.sciencemag.org/content/4/10/eaav1784Moons of the Solar System: https://solarsystem.nasa.gov/moons/in-depth/Saturn’s moonlets: https://www.theguardian.com/science/2017/jan/31/saturns-rings-contain-millions-moonlets-new-nasa-images-reveal-cassiniJupiter’s rings: https://en.wikipedia.org/wiki/Rings_of_JupiterMultiple star systems: https://www.universetoday.com/132154/multiple-star-systems/Pluto & Charon: https://www.nasa.gov/feature/pluto-and-charon-new-horizons-dynamic-duoAnimations of the Pluto-Charon binary: http://pluto.jhuapl.edu/Multimedia/Animations/Pluto-System.php