They are giant - much larger than Earth - and they consist mainly of gas.
no they are made of gas. which is why they are called GAS giants
They are called the gas giants.
they are called the "gas giants"
Gas giants are called as such because they are generally the largest type of planet, and they consist mostly if not entirely of gases.
it is actually a simple answer. they are all huge planets (4 to 5 times earths size) that are completely composed of gas
The outer planets are sometimes called Jovian Planets or gas giants or for Uranus and Neptune (Ice Giants)
gas giants
They're called gas giants because of this fact.
Jupiter, Saturn, Uranus, and Neptune are Gas Giants, also called Jovian Planets .
Jupiter, Saturn, Uranus, and Neptune are gas giants. They are called that because they are primarily composed of gases like hydrogen, helium, and traces of other elements. These planets have no solid surface and their atmospheres can be thousands of kilometers deep.
The rocky inner planets are much smaller. That's why the giants are called giants.
Each of the gas giants is surrounded by rings made up of dust, rock, and ice particles.