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Saturn is the sixth planet from the Sun and the second largest planet in our solar system. Saturn is a massive ball made mostly of hydrogen and helium.

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Saturn is the sixth planet, second-largest, a gas giant with spectacular rings, 9 times wider than Earth, and has a unique hexagon jet stream at its north pole.

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The planet Jupiter is seen against black space. At the planet's northern pole, its aurorae are seen as a bright blue whirl of light.

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Neil Armstrong and Edwin "Buzz" Aldrin were the first of 12 human beings to walk on the Moon. Four of America's moonwalkers are still alive.

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Ganymede. Ganymede is Jupiter's largest moon, and the largest moon in our solar system. It's even bigger than Mercury, and Pluto. Read ...

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Jupiter's iconic Great Red Spot is a giant storm bigger than Earth that has raged for hundreds of years. The king of planets was named for Jupiter, king of the ...

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Astronomers have observed Jupiter's legendary Great Red Spot (GRS), an anticyclone large enough to swallow Earth, for at least 150 years.

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Titan is Saturn's largest moon, and the only moon in our solar system known to have a substantial atmosphere.

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Jupiter's icy moon Ganymede is the largest moon in our solar system, even bigger than the planet Mercury, and the dwarf planet Pluto.

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The March 2025 total lunar eclipse will take place between late night on March 13 and early morning on March 14 across several time zones.

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Saturn has 274 confirmed moons in its orbit, far more than any other planet in our solar system.

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Our home planet Earth is a rocky, terrestrial planet. It has a solid and active surface with mountains, valleys, canyons, plains and so much more.

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Earth is the third planet from the Sun, and the fifth largest planet. It's the only place we know of inhabited by living things.

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The seven main rings are labeled in the order in which they were discovered. From the planet outward, they are D, C, B, A, F, G and E.

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Our solar system includes the Sun, eight planets, five officially named dwarf planets, hundreds of moons, and thousands of asteroids and comets.

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Our solar system has eight planets: Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus, and Neptune. There are five officially recognized dwarf planets.

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The solar system has one star, eight planets, five dwarf planets, at least 290 moons, more than 1.3 million asteroids, and about 3900 comets.

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July 1610: Galileo Galilei spots Saturn's rings through a telescope, but mistakes them for a "triple planet." 1655: Christiaan Huygens discovers Saturn's rings ...

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Viewers will see a partial solar eclipse in sections of North America, Europe, Africa, northern Asia, small parts of South America, ...

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A total solar eclipse will be visible in Greenland, Iceland, Spain, Russia, and a small area of Portugal, while a partial eclipse will be visible in Europe, ...

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S/2004 S13 was so designated because it is a satellite (S) that was discovered in 2004, and was the 13th satellite of Saturn (S) to be found that year.

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Jupiter's moon Io is the most volcanically active world in the solar system, with hundreds of volcanoes, some erupting lava fountains dozens of miles (or ...

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The rings are generally about 30 feet (10 meters) thick or so and are almost completely composed of billions (if not trillions) of chunks of water ice.

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NASA studies eclipses from the ground, in our atmosphere, and in space, influencing solar, planetary, and Earth science.

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Modern astronomer Scott S. Sheppard has discovered the most moons of Jupiter, including nine. Galileo Galilei spotted the first Jupiter moons in 1610 with a new ...

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Saturn's dark-side rings glow in shades of brown and gold, contrasting with the more neutral appearance of the icy moon Tethys.

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With shimmering pinks, hues of gray and a hint of brown, a newly released image of Saturn's rings resembles a fresco where nature is the painter.

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Embedded Moons Sculpt Saturn's Rings. NASA's Cassini spacecraft shows this enhanced-color image mosaic of Daphnis, one of the moons embedded in Saturn's rings.

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