What is the diameter of Callisto?

What is the diameter of Callisto?

Is Callisto bigger than Mercury?

Callisto is Jupiter’s second largest moon and the third largest moon in our solar system. It’s about the same size as Mercury.

Is Callisto larger than Earth?

Earth is the bigger of the two with a diameter of 12,742km compared to Callisto’s diameter of 4,820.6km. Callisto does not have tectonic plates whilst Earth does which means that many would regard Callisto as a dead planet so to speak. Earth has a magnetosphere whilst Callisto does not.

Is Callisto bigger than Pluto?

Although Callisto is only the second largest of the Galilean satellites, it is still larger than the planets Mercury and Pluto.

Could humans live on Callisto?

As a result, humans could live on the surface of Callisto with just a sufficiently strong radiation attenuating glass between them and the remaining radiation from its host planet. In addition to this relative safety from radiation, this moon is composed of around 40% water.

Is Europa bigger than Callisto?

Callisto is 50 percent bigger — roughly the size of Saturn’s largest satellite, Titan — and three times darker than Europa. Its brightness had to be enhanced in this picture, relative Europa’s and Jupiter’s, in order for Callisto to be seen in this image.

What are Jupiter’s 4 largest moons?

These large moons, named Io, Europa, Ganymede, and Callisto, are each distinctive worlds.

Which moons are bigger than Earth?

Jupiter’s moon Ganymede is the largest moon in the Solar System, and Ganymede as well as Saturn’s moon Titan are both larger than Mercury and Pluto. Earth’s Moon, Jupiter’s moons Callisto, Io, and Europa, and Neptune’s moon Triton are all larger than Pluto, but smaller than Mercury.

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.

Can you land on Callisto?

Callisto is also the least challenging Jovian moon to land on. A spacecraft requires less fuel to reach it, and it sits outside Jupiter’s intense radiation field.

What is the oldest planet?

Jupiter formed less than 3 million years after the birth of the solar system, making it the eldest planet. Saturn formed shortly after, amassing less material since Jupiter gobbled such a large portion of the outer disk.

Is Theia bigger than Earth?

According to the giant impact theory, Theia was a body roughly the size of Mars or smaller – half the diameter of Earth. It smashed into the developing Earth 4.5 billion years ago.

Is Pluto bigger than Titan?

Titan is larger than the planet Mercury and more massive than Pluto, and, in significant ways, it resembles a planet more than it does a typical moon.

Is Pluto bigger than Luna?

Pluto is smaller than Earth’s moon.

Is Pluto bigger than Russia?

Fun Fact: Russia has more surface area than the planet Pluto. Pluto’s surface area is 16.7 million square kilometres. Russia is just short of 17.1 million square kilometres. In 1845, Florida officially becomes the 27th state in the United States.

What are 5 facts about Callisto?

10 Need-to-Know Things About Callisto

• Jovian Satellite. Callisto is a moon of Jupiter with a heavily cratered surface of ice and rock.
• It’s Small. …
• Farther From the Sun Than Earth. …
• A Long Day. …
• A Very Thin Atmosphere. …
• Carbon Dioxide on its Surface. …
• No Rings. …
• Popular Destination.

Is Callisto a dead moon?

Callisto is a large moon orbiting Jupiter. It has an ancient, cratered surface, indicating that geological processes could be dead. However, it may also hold an underground ocean.

What is the orbital radius of Callisto?

Callisto has about 99% the diameter of the planet Mercury but only about a third of its mass. It is the fourth Galilean moon of Jupiter by distance, with an orbital radius of about 1,880,000 km.

Has NASA landed on Callisto?

NASA’s Galileo spacecraft made 12 targeted encounters with Callisto from 1996 to 2001. It flew within 686 miles (1,104 km) of Callisto’s surface, the closest any spacecraft has ever come to Callisto.