Jupiter

It is the second largest planet in the Solar System, after Jupiter.

Like Jupiter, Uranus and Neptune, it is a "gas giant".

The largest moon is Jupiter's moon, Ganymede.

Jupiter is the largest and biggest planet in the Solar System with a diameter of 142,984 km.

Jupiter is classified as a gas giant, both because it is so large and due to the fact that it is made up mostly of gas.

The volume of Jupiter is 1,317 times the volume of Earth, in other words, 1,317 Earth sized objects could fit inside it.

Jupiter can be seen with the naked eye.

It was known to the ancient Romans, who named it after their god Jupiter, for causing lightning strikes on Earth.

Jupiter is the third brightest object in the night sky.

Jupiter has at least 67 moons.

The four largest moons of Jupiter are Io, Europa, Ganymede, and Callisto.

Jupiter has a mass of about 318 Earths.

Jupiter is twice as massive as all the other planets in the Solar System put together.

Surrounding Jupiter is a faint planetary ring system and a powerful magnetosphere.

Jupiter moving out of the inner Solar System would have allowed the formation of inner planets, including Earth.

Jupiter shrinks by about 2 Cm each year.

When it was first formed, Jupiter was much hotter and was about twice its current diameter.