List of articles in "Celestial Body" category - Page 2285

The asteroid 4769 Castalia (/kɨˈsteɪliə/ kə-STAY-lee-ə; previously known by the provisional designation 1989 PB) was the first asteroid to be modeled by radar imaging. It is an Apollo Mars- and […]

52 Europa is one of the larger asteroids in the asteroid belt having an average diameter of around 315 km. The body is not round but is shaped like a […]

Vesta minor-planet designation 4 Vesta is one of the largest asteroids in the Solar System with a mean diameter of 525 kilometres (326 mi). It was discovered by Heinrich Wilhelm […]

Halley’s Comet or Comet Halley (/ˈhæli/ or /ˈheɪli/) officially designated 1P/Halley is the best-known of the short-period comets and is visible from Earth every 75–76 years Halley is the only […]

Metis (/ˈmiːtɨs/ MEE-təs; Greek: Μήτις) also known as Jupiter XVI is the innermost moon of Jupiter. It was discovered in 1979 in images taken by Voyager 1 and was named […]

Saturn is the sixth planet from the Sun and the second largest planet in the Solar System after Jupiter. Named after the Roman god of agriculture its astronomical symbol (♄) […]

Uranus is the seventh planet from the Sun. It has the third-largest planetary radius and fourth-largest planetary mass in the Solar System. Uranus is similar in composition to Neptune and […]

Pluto (minor-planet designation 134340 Pluto) is the largest object in the Kuiper belt and the tenth-most-massive body observed directly orbiting the Sun. It is the second-most-massive known dwarf planet after […]

Triton is the largest moon of the planet Neptune discovered on October 10 1846 by English astronomer William Lassell. It is the only large moon in the Solar System with […]

Europa /jʊˈroʊpə/ (Jupiter II) is the sixth-closest moon of the planet Jupiter and the smallest of its four Galilean satellites but still the sixth-largest moon in the Solar System. Europa […]