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  • Planet Compare - NASA Solar System Exploration
    NASA’s real-time science encyclopedia of deep space exploration Our scientists and far-ranging robots explore the wild frontiers of our solar system
  • In Depth | Saturn Moons – NASA Solar System Exploration
    Four spacecraft have visited the Saturn system, but only Cassini actually orbited the ringed planet Doing so bought Cassini time – more than a decade – to linger and watch Saturn’s exotic zoo of 80-plus moons like no spacecraft before
  • In Depth | Our Solar System – NASA Solar System Exploration
    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
  • In Depth | Titan – NASA Solar System Exploration
    Saturn takes about 29 Earth years to orbit the Sun (a Saturnian year), and Saturn’s axis of rotation is tilted like Earth’s, resulting in seasons But Saturn’s longer year produces seasons that each last more than seven Earth years
  • Saturn 3D Model – NASA Solar System Exploration
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  • In Depth | Enceladus – NASA Solar System Exploration
    Few worlds in our solar system are as compelling as Saturn’s icy ocean moon Enceladus A handful of worlds are thought to have liquid water oceans beneath their frozen shell, but Enceladus sprays its ocean out into space where a spacecraft can sample it
  • In Depth | Tethys – NASA Solar System Exploration
    Tethys orbits 183,000 miles (295,000 kilometers) from Saturn, taking 45 3 hours to circle the planet As with all but two of the major Saturnian moons, Tethys is tidally locked in phase with its parent planet — the same side always faces toward Saturn
  • In Depth | Kuiper Belt – NASA Solar System Exploration
    According to one well-supported theory, the shifting orbits of the four giant planets (Jupiter, Saturn, Uranus, and Neptune) could have caused most of the original material -- likely 7 to 10 times the mass of Earth – to be lost
  • Enceladus, Moon of Saturn - NASA Solar System Exploration
    In the 1980s, scientists noticed that Saturn’s faint and expansive E ring is at its brightest where Enceladus orbits the planet Researchers came to suspect the icy moon might be the source of the ring’s material, but they were not sure how it was being produced
  • Jupiter - NASA Solar System Exploration
    Facts About Jupiter Jupiter is the largest and oldest planet in our solar system If Jupiter was a hollow shell, 1,000 Earths could fit inside But the "King of Planets" is no lumbering giant — Jupiter has the shortest day in the solar system, taking about 9 9 hours to spin around once on its axis





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