What are some weird facts about gas giants?

The solar system's outer planets — Jupiter, Saturn, Uranus and Neptune — are mainly giant balls of gas much larger than Earth. ... Basic facts. Jupiter is the largest planet in our solar system. It has a radius almost 11 times the size of Earth. read more

Facts about the Gas Giants. The gas and ice giant planets take longer to orbit the Sun because of their great distances. The farther away they are, the more time it takes to make one trip around the Sun. The densities of the gas giants are much less than the densities of the rocky, terrestrial worlds of the solar system. Gas giants are not all gas. read more

A gas giant is a large planet composed mostly of gases, such as hydrogen and helium, with a relatively small rocky core. The gas giants of our solar system are Jupiter, Saturn, Uranus and Neptune. These four large planets, also called jovian planets after Jupiter, reside in the outer part of the solar system past the orbits of Mars and the asteroid belt. read more

Solar System’s outer planets Jupiter, Saturn, Uranus and Neptune are all gas giants. Jupiter and Saturn are composed mainly of molecular hydrogen, metallic hydrogen and helium. While Uranus and Neptune, the ice giants, are made up of water, ammonia and methane ices on their mantle, and hydrogen, helium and methane gases on the surface. read more