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It is my understanding that, due to their close proximity to the Sun, and the corresponding higher temperatures, lighter gases (mainly hydrogen and helium) evaporated off into space.

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Do all the inner planets have rocky surfaces?

Yes. They are the terrestrial planets.


Why the inner explain planets are known as terrestrial planets?

The inner planets are known as terrestrial planets because they are rocky like earth


What is another name for inner planets?

Another name for inner planets is terrestrial planets. These are the planets that are closer to the Sun and have rocky surfaces.


What are the inner two terrestrial planets?

The inner two terrestrial planets are Mercury and Venus.


What are the four inner or terrestrial planets?

The 4 "inner planets" are Mercury, Venus, Earth, and Mars.The solar system consists of two types of planets: terrestrial and jovian (or "gas giants"). The inner four planets, which are all terrestrial, are: Mercury, Venus, Earth, and Mars (from closest to furthest).


Is a Jovian planets is call Inner?

Inner planets are terrestrial planets outer are jovian planets


what is another name for the inner planet?

Terrestrial Planets, or Rocky Planets.


What is another name for the terrestrial planets?

Another name for the terrestrial planets is the inner planets. There are four terrestrial planets: Mercury, Venus, Earth and Mars.


What is a common feature of inner planets?

Inner planets, or terrestrial planets, are characterized by their solid rocky surfaces and close proximity to the sun. They tend to have thin atmospheres and lack the presence of rings or many natural satellites.


What makes the outer planets different from inner plants?

inner=terrestrial outer=non terrestrial


What are the inner planets sometimes call?

the inner planets are sometimes called Terrestrial Planets


What is a another name for the inner planets?

The inner planets are also known as terrestrial planets. This term is used because they have solid rocky surfaces similar to Earth's.