GENERAL KNOWLEDGE

Detailed explanation-1: -Not all planets are terrestrial. In our solar system, Jupiter, Saturn, Uranus and Neptune are gas giants, also known as Jovian planets. It’s unclear what the dividing line is between a rocky planet and a terrestrial planet; some super-Earths may have a liquid surface, for example.

Detailed explanation-2: -Jovian planets include Jupiter, Saturn, Uranus, and Neptune. These planets have larger sizes and masses. Jovian planets do not have solid surfaces. They are sometimes called gas giants because they are large and made mostly of gases.

Detailed explanation-3: -Jupiter is called a gas giant planet. Its atmosphere is made up of mostly hydrogen gas and helium gas, like the sun.