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  2. Jupiter - Wikipedia

    en.wikipedia.org/wiki/Jupiter

    Its diameter is eleven times that of Earth, and a tenth that of the Sun. Jupiter orbits the Sun at a distance of 5.20 AU (778.5 Gm), with an orbital period of 11.86 years. It is the third brightest natural object in the Earth's night sky, after the Moon and Venus, and has been observed since prehistoric times.

  3. Solar System - Wikipedia

    en.wikipedia.org/wiki/Solar_System

    Orbital period. ~230 million years [ 10 ] The Solar System[ d ] is the gravitationally bound system of the Sun and the objects that orbit it. [ 11 ] It was formed about 4.6 billion years ago when a dense region of a molecular cloud collapsed, forming the Sun and a protoplanetary disc.

  4. Exploration of Jupiter - Wikipedia

    en.wikipedia.org/wiki/Exploration_of_Jupiter

    These probes make Jupiter the most visited of the Solar System's outer planets as all missions to the outer Solar System have used Jupiter flybys. On 5 July 2016, spacecraft Juno arrived and entered the planet's orbit—the second craft ever to do so. Sending a craft to Jupiter is difficult, mostly due to large fuel requirements and the effects ...

  5. Galilean moons - Wikipedia

    en.wikipedia.org/wiki/Galilean_moons

    From top to bottom: Io, Europa, Ganymede, Callisto. The Galilean moons (/ ˌɡælɪˈleɪ.ən /), [1] or Galilean satellites, are the four largest moons of Jupiter: Io, Europa, Ganymede, and Callisto. They are the most readily visible Solar System objects after Saturn, the dimmest of the classical planets; though their closeness to bright ...

  6. Outline of Jupiter - Wikipedia

    en.wikipedia.org/wiki/Outline_of_Jupiter

    Outline of Jupiter. The following outline is provided as an overview of and topical guide to Jupiter: Jupiter – fifth planet from the Sun and the largest in the Solar System. It is a giant planet with a mass one-thousandth that of the Sun, but two and a half times that of all the other planets in the Solar System combined.

  7. Jupiter mass - Wikipedia

    en.wikipedia.org/wiki/Jupiter_mass

    U.S. customary. ≈ 4.1847 × 1027 pounds. The Jupiter mass, also called Jovian mass, is the unit of mass equal to the total mass of the planet Jupiter. This value may refer to the mass of the planet alone, or the mass of the entire Jovian system to include the moons of Jupiter. Jupiter is by far the most massive planet in the Solar System.

  8. Rings of Jupiter - Wikipedia

    en.wikipedia.org/wiki/Rings_of_Jupiter

    The rings of Jupiter are a system of faint planetary rings. The Jovian rings were the third ring system to be discovered in the Solar System, after those of Saturn and Uranus. The main ring was discovered in 1979 by the Voyager 1 space probe [1] and the system was more thoroughly investigated in the 1990s by the Galileo orbiter. [2]

  9. Ganymede (moon) - Wikipedia

    en.wikipedia.org/wiki/Ganymede_(moon)

    With a diameter of about 5,270 kilometres (3,270 mi) and a mass of 1.48 × 10 20 tonnes (1.48 × 10 23 kg; 3.26 × 10 23 lb), Ganymede is the largest and most massive moon in the Solar System. [45] It is slightly more massive than the second most massive moon, Saturn's satellite Titan, and is more than twice as massive as the Earth's Moon.