| Largest moons in the Solar System (diameter over 1,000 km) | ||
|---|---|---|
| Moon | Planet | Mass (planet = 1) |
| Ganymede | Jupiter | 7.80 x 10–5 |
| Titan | Saturn | 2.37 x 10–4 |
| Callisto | Jupiter | 5.67 x 10–5 |
What are Jupiter’s 5 biggest moons?
ESA Science & Technology – Jupiter’s largest moons
From top to bottom, the moons are Io, Europa, Ganymede and Callisto. Europa is almost the same size as Earth’s moon, while Ganymede, the largest moon in the Solar System, is larger than planet Mercury.
Which is bigger Io or Europa?
Ganymede is the largest moon in the Solar System, and is even bigger than the planet Mercury, though only around half as massive.
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Members.
| Name | Europa Jupiter II |
|---|---|
| Mass (kg) | 4.8×1022 |
| Density (g/cm3) | 3.014 |
| Semi-major axis (km) | 671100 |
| Orbital period (days) (relative to Io) | 3.551 (2.0) |
What are the biggest moons?
Size. Ganymede is the largest and most massive moon in the Solar System. Its diameter of 5,268 km is 0.41 times that of Earth, 0.77 times that of Mars, 1.02 times that of Saturn’s Titan (Solar System’s second largest moon), 1.08 times Mercury’s, 1.09 times Callisto’s, 1.45 times Io’s and 1.51 times the Moon’s.
What are Saturn’s 5 largest moons?
From left to right: Mimas, Enceladus, Tethys, Dione, Rhea; Titan in the background; Iapetus (top right) and irregularly shaped Hyperion (bottom right).
Does Jupiter have 79 moons?
Jupiter has 53 named moons and another 26 awaiting official names. Combined, scientists now think Jupiter has 79 moons.
Why does Jupiter have 79 moons?
The further you travel from the sun, the weaker its gravitational pull on you becomes. Therefore, if Namouni is correct, the real Jupiter has 79 moons and counting because it’s an insanely massive planet that’s far enough away from the sun to avoid lunar theft.
Who discovered the moon?
Earth’s only natural satellite is simply called “the Moon” because people didn’t know other moons existed until Galileo Galilei discovered four moons orbiting Jupiter in 1610.
What is the largest Galilean moon?
They were discovered by Galileo Galilei and are known as the Galilean moons. Jupiter’s largest moon, Ganymede, is larger than Mercury while the other three are larger than Pluto.
What are the 4 Galilean moons?
A comparison “portrait” of Jupiter’s four Galilean moons Io, Europa, Gany- mede, and Callisto, each with different characteristics.
What is the 3rd biggest moon?
Biggest Moons In Our Solar System
| Rank | Moon, Planet | Average Diameter |
|---|---|---|
| 1 | Ganymede, Jupiter | 5,262 kilometers |
| 2 | Titan, Saturn | 5,150 kilometers |
| 3 | Callisto, Jupiter | 4,821 kilometers |
| 4 | Io, Jupiter | 3,643 kilometers |
Is Titan bigger than Earth?
Titan is the second largest moon in our solar system. … Titan is bigger than Earth’s moon, and larger than even the planet Mercury.
What’s bigger Pluto or the moon?
Pluto is smaller than Earth’s moon. … Its largest moon is named Charon (KAIR-ən). Charon is about half the size of Pluto. Pluto’s four other moons are named Kerberos, Styx, Nix and Hydra.
Does Saturn have 82 moons?
Saturn has 82 moons. Fifty-three moons are confirmed and named and another 29 moons are awaiting confirmation of discovery and official naming. Saturn’s moons range in size from larger than the planet Mercury — the giant moon Titan — to as small as a sports arena.
What planet has 150 moons?
Yes, Saturn has at least 150 moons and moonlets in total, though only 53 of these moons have been given official names. Most of these moons are small, icy bodies that are little more than parts of its impressive ring system.
Can life survive on Saturn?
Saturn’s environment is not conducive to life as we know it. The temperatures, pressures and materials that characterize this planet are most likely too extreme and volatile for organisms to adapt to.