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Scientists predict that they are planets because there wouldn't be random gas' from unknown places

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8y ago

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Why do outer planets have gas?

because the outer planets are made of gas.


What does the name gas giants suggest about four of the planets?

The planets are made out of gas.


Are otter planets made out of gas?

i think the question is " are other planets made out of gas" because as far as i know there are no otter planets, although that would be cool. not all planets are made out of gas, some are gas though. neptune is a gas giant, that's just one example though


What are the outer planets and how are they similar?

The outer planets are the planets that are made of gas. Each of the outer planets are mad of gas and can not hold life.


What planets where made from gas?

Each of the four outer gas planets; Jupiter, Saturn, Uranus and Neptune are made mainly from Hydrogen and Helium gas.


How are all the inner gas planets the same?

there are no inner gas planets only outer gas planets but they are the same because they all have rings, they are all made of gas.


Are larger solar systems made of gas and dust?

No. They are made mainly of stars and planets. The stars and planets came from gas and dust.


What are the planets made of gas called?

There are four planets that are made out of gas: Jupiter, Saturn, Urans and Neptune. These planets are called the "gas giants" . The other four planets (Earth, Mercury, Venus and Mars) are mostly made out of rock.


Why are the outer planets made of gases?

Because they are made of Gas. Different Gasses... Gas Giants include Jupiter, Saturn, Uranus, Neptune. They are made of Gas and etc. because they are big. Bigger than the Earth and comparable to the Sun.


How are the otter planets different from inner planets?

yes the outer planets are made of gas and liquids.


Are the inner planets large planets made up of mostly gas?

No, those are the outer planets.


What are the characteristics of outer and inner planets?

The inner planets are the first 4 planets from the sun, they are made of rock. After the in er planets is an asteroid belt. Behind the belt are the 4 outter planets. They are made of gas and are called "gas giants". These are called outter planets.