Phoebe 83 Prometheus 68 Ophelia 87 Comet Giacobini-Zinner Giacobini-Zinner Comet 34 Iapetus 82 Despina 110 Thebe 51 Regions 6 Countries Use ISO 3166-1 country names. 5 1 Ceres Ceres 25 Recently discovered moons 64 Comet Halley Halley's Comet 28 Stephano 105 Comets 27 Neptune 107 Enceladus 73 Elara 59 Comet P/Wirtanen P/Wirtanen Comet 38 Ananke 60 Stars 118 Lysithea 58 Rhea 79 4660 Nereus Nereus 21 Deimos 46 Titan 80 Earth 1 Locations 2 Telesto 75 Galaxies 119 Atlas 67 Planetary Systems 3 Helene 78 4 Vesta Vesta 23 Metis 48 Janus 71 Larissa 112 Cities 7 Miranda 96 Comet Shoemaker-Levy 9 Shoemaker-Levy 9 Comet 30 Amalthea 50 Puck 95 Ariel 97 Europa 53 Belinda 94 Prospero 103 Caliban 101 Pluto 116 Comet Grigg-Skjellerup Grigg-Skjellerup Comet 32 Pasiphae 62 Jupiter 47 Epimetheus 70 243 Ida Ida 13 Continents 4 Thalassa 109 Pandora 69 Pan 66 Portia 92 1998 SF36 SF36 19 Callisto 55 253 Mathilde Mathilde 15 Sinope 63 Cordelia 86 Juliet 91 Uranus 85 The Moon 8 1986U10 106 Adrastea 49 Bianca 88 Tethys 74 Calypso 76 Milky Way 120 Dione 77 Saturn 65 Naiad 108 Phobos 45 Triton 114 Comet Tempel 1 Tempel 1 Comet 40 Rosalind 93 Cressida 89 Nereid 115 Io 52 Recently discovered satellites 84 Ganymede 54 Oberon 100 Mars 44 Charon 117 Desdemona 90 951 Gaspra Gaspra 11 Comet P/Wild 2 P/Wild 2 Comet 36 Carme 61 Leda 56 Sycorax 102 Hyperion 81 Titania 99 433 Eros Eros 17 Mercury 42 Mimas 72 Venus 43 Setebos 104 Groups, Clusters, and Superclusters 121 Galatea 111 Solar System 9 Proteus 113 Asteroids 10 Himalia 57 Umbriel 98