Neptune Society Downers Grove Obituaries. He missed Proteus, the second-largest because it's too dark and too
He missed Proteus, the second-largest because it's too dark and too close to Neptune for telescopes of that era. edu/users/sheppard/satellites/plutosatdata. Oct 21, 2025 · Moons About Moons BY DESTINATION Earth (1) Mars (2) Jupiter (95) Saturn (83) Uranus (27) Neptune (14) Pluto (5) Asteroids, Comets & Meteors About Asteroids, Comets & Meteors BY TYPE In 1943, astronomer Kenneth Edgeworth hypothesized that many small, icy bodies exist in a disc in the region beyond Neptune, having condensed from widely spaced ancient material, and that from time to time one of them visits the inner solar system. dtm. Our scientists and far-ranging robots explore the wild frontiers of our solar system. You are using an outdated browser. html Oct 21, 2025 · Moons About Moons BY DESTINATION Earth (1) Mars (2) Jupiter (95) Saturn (83) Uranus (27) Neptune (14) Pluto (5) Asteroids, Comets & Meteors About Asteroids, Comets & Meteors BY TYPE Overview Proteus is one of the largest of Neptune's known moons, although it is not as big as Triton. Apr 23, 2024 · Scott S. Our solar system consists of our star, the Sun, and everything bound to it by gravity – the planets Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus, and Neptune; dwarf planets such as Pluto; dozens of moons; and millions of asteroids, comets, and meteoroids. Sheppard's Neptune's Known Satellites Page: http://www.