What Do the Inner Planets Have in Common?

Answer

Inner planet is a term used in astronomy to refer to any of the four planets, Mercury, Venus, Earth, and Mars, whose orbits are closest to the sun. These planets are usually composed of rock and are both smaller and dense and have fewer or no moons orbiting them.
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Ask.com Answer for: what are the inner planets
The inner planets of the Solar System are Mercury, Venus, Earth and Mars. They are relatively small, dense and rocky with few or no moons.
The inner planets are Mercury, Venus, Earth and Mars. These are the planets that are close to the sun and Mercury is the closest one of them all. They are sometimes referred to as terrestrial planets due to their distance towards the sun.
The inner planets include Mercury, Venus, Earth, and Mars. The inner planets and separated from the outer planets by the asteroid belt the orbits between Mars and Jupiter. You can find more information here: http://library.thinkquest.org/J001794/
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Inner planets refer to the planets that are located closest to the sun. In particular, this term refers to the planets that are located before the asteroid belt. ...
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