Saturn: Quick Facts

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Last updated

Nov. 12, 2026

News •

Send your name to Saturn's moon Titan with NASA's upcoming Dragonfly mission • Nov. 7, 2026, 10:00 AM ET (Space)

Jupiter, Saturn, Uranus and Neptune will probably destroy each other after the sun runs out of fuel, new simulations hint • Oct. 30, 2026, 12:10 PM ET (Live Science)

On this day in space! Oct. 25, 1671: Astronomer Giovanni Cassini discovers Iapetus, Saturn's 'yin-yang' moon • Oct. 25, 2026, 9:17 AM ET (Space)

On this day in space! Oct. 15, 1997: NASA launches Cassini-Hugyens probe on 7-year voyage to Saturn • Oct. 15, 2026, 3:00 AM ET (Space)

Photos and Videos

Cassini: Saturn

Saturn's three main rings

Hubble Space Telescope: Saturn and moons

Saturn: surface of Titan

moons of Saturn: Mimas

A white man in glasses holds a microphone under the text. Ask an Editor, and. What is planetary alignment?, against a starry space background.

Learn about the Cassini-Huygens mission to Titan, the largest moon of Saturn with an atmosphere of its own

Witness Cassini-Huygens mission to Saturn with an actual sound of ring particles striking Cassini

Arrive at Uranus with Voyager 2, know its discoveries, and see close-ups of Miranda

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Buzz Aldrin. Apollo 11. Apollo 11 astronaut Edwin Aldrin, photographed July 20, 1969, during the first manned mission to the Moon's surface. Reflected in Aldrin's faceplate is the Lunar Module and astronaut Neil Armstrong, who took the picture.

Can You Match The Moon To Its Planet? Quiz

M101 (NGC 5457, The Pinwheel Galaxy). Hubble Space Telescope image of face-on spiral galaxy Messier 101 (M101). Largest most detailed photo of a spiral galaxy that has ever been released from Hubble. Created from 1994-2003

Everything in Space in a 25-Minute Quiz

Saturn. Saturn and its rings. Second largest planet of the solar system. Space Art

Planets and the Earth’s Moon

View of the Andromeda Galaxy (Messier 31, M31).

Astronomy and Space Quiz

This artist's concept illustrates Kepler-16b, the first planet known to definitively orbit two stars -- what's called a circumbinary planet. The planet, which can be seen in the foreground, was discovered by NASA's Kepler mission. The two orbiting stars r

Extrasolar Planets

27 True-or-False Questions from Britannica’s Most Difficult Science Quizzes

Nicolaus Copernicus. Nicolas Copernicus (1473-1543) Polish astronomer. In 1543 he published, forward proof of a Heliocentric (sun centered) universe. Coloured stipple engraving published London 1802. De revolutionibus orbium coelestium libri vi.

All About Astronomy

1 July 2002: The Solar and Heliospheric Observatory (SOHO) satellite reveals a massive solar eruption more than 30 times the Earth's diameter. The eruption formed when a loop of a magnetic field over the surface of the Sun trapped hot gas.

Brightest Star in the Solar System

The orbits of the planets and other elements of the solar system, including asteroids, Kuiper belt, Oort cloud, comet

Space Odyssey