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Saturn vs. Jupiter — What's the Difference?

By Fiza Rafique & Urooj Arif — Updated on March 21, 2024
Saturn is known for its prominent ring system, while Jupiter is the largest planet in the solar system with a massive storm known as the Great Red Spot.
Saturn vs. Jupiter — What's the Difference?

Difference Between Saturn and Jupiter

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Key Differences

Saturn is the sixth planet from the Sun and is most renowned for its extensive ring system, composed of ice particles, rocky debris, and dust. These rings make Saturn one of the most visually distinctive planets in the solar system. In contrast, Jupiter, the fifth planet from the Sun, holds the title of the largest planet in our solar system and is distinguished by its Great Red Spot, a gigantic storm larger than Earth that has been raging for centuries.
Jupiter's composition is primarily hydrogen and helium, similar to the Sun, which contributes to its massive size and status as a gas giant. Its rapid rotation leads to noticeable flattening at the poles and a banded appearance due to atmospheric bands and storms. Saturn, while also a gas giant primarily composed of hydrogen and helium, has a lower density than any other planet in the solar system; it's the only planet that could theoretically float in water if a sufficiently large body of water existed.
Saturn's atmosphere, like Jupiter's, features banded patterns and storms, but they are less pronounced and less colorful than those on Jupiter. Both planets have a multitude of moons and complex magnetospheres, but Saturn's magnetic field is smaller and less powerful than Jupiter's. Jupiter also stands out for having the most moons in the solar system, including the four large Galilean moons: Io, Europa, Ganymede, and Callisto, each with unique geological characteristics.
In terms of exploration, both planets have been visited by spacecraft, with Jupiter being studied extensively by the Galileo mission and more recently by the Juno spacecraft, which is providing new insights into the planet's atmosphere, magnetic field, and interior. Saturn was closely studied by the Cassini mission, which provided detailed information about the planet, its rings, and its moons, especially Titan, Saturn's largest moon, known for its dense atmosphere and liquid hydrocarbon lakes.
Understanding the differences and similarities between Saturn and Jupiter not only enhances our knowledge of the solar system but also contributes to our understanding of planetary formation and the dynamics of gas giants, which has implications for the study of exoplanets orbiting other stars.
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Comparison Chart

Position

6th from the Sun.
5th from the Sun.

Notable Feature

Prominent ring system made of ice and rock.
Great Red Spot, a massive storm.

Composition

Primarily hydrogen and helium.
Primarily hydrogen and helium.

Density

Lowest of all planets, could "float" in water.
High density due to massive size.

Atmosphere

Banded patterns, less pronounced storms.
Banded appearance with vibrant storms.

Moons

Numerous, including Titan with a thick atmosphere and lakes of methane and ethane.
Most moons in the solar system, including the Galilean moons with unique features.

Exploration

Explored by Cassini, providing detailed data on rings and moons.
Studied by Galileo and Juno missions, offering insights into atmosphere and magnetic field.

Compare with Definitions

Saturn

Known for its elaborate ring system.
Saturn's rings are composed of billions of particles, ranging in size from micrometers to meters.

Jupiter

Famous for the Great Red Spot, a giant storm.
The Great Red Spot is so large that three Earths could fit inside it.

Saturn

Titan, its largest moon, has a dense atmosphere and liquid hydrocarbon lakes.
Titan's atmosphere is rich in nitrogen and methane, similar to early Earth.

Jupiter

Investigated by the Juno spacecraft, enhancing our understanding of gas giants.
Juno has provided unprecedented views of Jupiter's poles and internal structure.

Saturn

The second-largest planet in the solar system.
Saturn's volume is over 750 times that of Earth.

Jupiter

The largest planet in the solar system with a strong magnetic field.
Jupiter's magnetic field is fourteen times stronger than Earth's.

Saturn

Has a lower density than water.
Despite its size, Saturn could float in a sufficiently large body of water due to its low density.

Jupiter

Home to the Galilean moons, including Europa, which may harbor an ocean beneath its icy crust.
Europa's subsurface ocean makes it a prime candidate in the search for extraterrestrial life.

Saturn

Explored by the Cassini spacecraft, providing invaluable data.
Cassini's mission revealed intricate details of Saturn's rings and discovered new moons.

Jupiter

Composed mostly of hydrogen and helium.
Jupiter's composition is similar to that of a star, but it lacks the mass to initiate fusion.

Saturn

Saturn is the sixth planet from the Sun and the second-largest in the Solar System, after Jupiter. It is a gas giant with an average radius of about nine and a half times that of Earth.

Jupiter

Jupiter is the fifth planet from the Sun and the largest in the Solar System. It is a gas giant with a mass more than two and a half times that of all the other planets in the Solar System combined, but slightly less than one-thousandth the mass of the Sun.

Saturn

Roman Mythology The god of agriculture.

Jupiter

Roman Mythology The supreme god, patron of the Roman state and brother and husband of Juno. He came to be identified with the Greek Zeus.Also called Jove.

Saturn

The sixth planet from the sun and the second largest in the solar system, having a sidereal period of revolution about the sun of 29.5 years at a mean distance of about 1.43 billion kilometers (891 million miles), a mean diameter of approximately 121,000 kilometers (75,000 miles), and a mass 96 times that of Earth.

Jupiter

(Astronomy)The fifth planet from the sun, the largest and most massive in the solar system, having a sidereal period of revolution about the sun of 11.86 years at a mean distance of 778.6 million kilometers (483.8 million miles), a mean diameter of approximately 143,000 kilometers (89,000 miles), and a mass approximately 320 times that of Earth.

Saturn

The Southeast Asian butterfly Zeuxidia amethystus, family Nymphalidae.

Jupiter

A class of planets that are similar in mass to Jupiter.

Saturn

One of the elder and principal deities, the son of Cœlus and Terra (Heaven and Earth), and the father of Jupiter. The corresponding Greek divinity was Kro`nos, later CHro`nos, Time.

Jupiter

The supreme deity, king of gods and men, and reputed to be the son of Saturn and Rhea; Jove. He corresponds to the Greek Zeus.

Saturn

One of the planets of the solar system, next in magnitude to Jupiter, but more remote from the sun. Its diameter is seventy thousand miles, its mean distance from the sun nearly eight hundred and eighty millions of miles, and its year, or periodical revolution round the sun, nearly twenty-nine years and a half. It is surrounded by a remarkable system of rings, and has eight satellites.

Jupiter

One of the planets, being the fifth from the sun, the brightest except Venus, and the largest of them all, its mean radius being about 43,345 miles (69,758 kilometers), almost exactly one-tenth that of the sun. It revolves about the sun in 4,332.6 days, at a mean distance of 5.2025 from the sun (778,140,000 km), the earth's mean distance (the astronomical unit) being taken as unity. It has a mass of 1.901 x 1027 kg, about one-thousandth that of the sun, and more than the remainder of the planets combined. It has an average solar day equal to 9.842 earth hours. The rapid revolution causes a noticeable flattening at the poles; the diameter at the equator is 71,370 km, and at the poles 66,644 km.

Saturn

The metal lead.

Jupiter

The largest planet and the 5th from the sun; has many satellites

Saturn

A giant planet which is surrounded by three planar concentric rings of ice particles; 6th planet from the sun

Jupiter

(Roman mythology) supreme god of Romans; counterpart of Greek Zeus

Saturn

(Roman mythology) god of agriculture and vegetation; counterpart of Greek Cronus;
Saturday is Saturn's Day

Common Curiosities

How do the magnetic fields of Jupiter and Saturn compare?

Jupiter's magnetic field is the strongest in the solar system, far surpassing Saturn's, which is weaker but still significant.

What makes the Galilean moons of Jupiter unique?

The Galilean moons are unique due to their size, diverse geological features, and potential for subsurface oceans.

Can the Great Red Spot on Jupiter disappear?

The Great Red Spot has been shrinking over the years, but it's uncertain if or when it might disappear completely.

Are Saturn's rings permanent?

Saturn's rings are slowly being pulled into the planet by gravity and may disappear in a few hundred million years.

Could humans live on Saturn or Jupiter?

The gas giants are inhospitable for human life due to their extreme pressures, temperatures, and lack of solid surface.

Can we see Saturn's rings or Jupiter's Great Red Spot with a telescope?

Yes, Saturn's rings and Jupiter's Great Red Spot can be observed with a moderate-sized telescope from Earth.

Why does Saturn have rings?

Saturn's rings are thought to be remnants of comets, asteroids, or shattered moons that were torn apart by the planet's gravity.

Have spacecraft landed on Jupiter or Saturn?

No spacecraft have landed on these planets due to their gaseous nature, but missions like Cassini and Juno have studied them extensively from orbit.

Why are Jupiter and Saturn called gas giants?

They are called gas giants due to their large size and composition, primarily of hydrogen and helium gases.

How do storms on Saturn compare to Jupiter's Great Red Spot?

Saturn's storms are less visible and not as long-lived as Jupiter's Great Red Spot, but can still be massive in scale.

What is the significance of Titan among Saturn's moons?

Titan is significant for its dense atmosphere and liquid methane and ethane lakes, making it similar to early Earth.

What role do Jupiter and Saturn play in the solar system's structure?

Their massive sizes and gravitational forces influence the orbits of other bodies and can help shield the inner solar system from cometary impacts.

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Author Spotlight

Written by
Fiza Rafique
Fiza Rafique is a skilled content writer at AskDifference.com, where she meticulously refines and enhances written pieces. Drawing from her vast editorial expertise, Fiza ensures clarity, accuracy, and precision in every article. Passionate about language, she continually seeks to elevate the quality of content for readers worldwide.
Co-written by
Urooj Arif
Urooj is a skilled content writer at Ask Difference, known for her exceptional ability to simplify complex topics into engaging and informative content. With a passion for research and a flair for clear, concise writing, she consistently delivers articles that resonate with our diverse audience.

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