What is the difference between inner and outer planets?

Comparison of the inner and outer planets of the solar system. Table of Differences between the Inner Planet: Mercury, Venus, Earth and Mars, and the Outer Planets: Jupiter, Saturn, Uranus and Neptune. read more

Inner Planets vs Outer Planets The first eight planets of our solar system (Excluding the asteroid Pluto) are divided into inner planets and outer planets. Planets which are closest to the sun, the innermost planets, are categorized as inner planets, that are Mercury, Venus, Earth, and Mars. read more

The four planets furthest from the Sun are known as the Outer Planets, or the Gas Giants. These planets are Jupiter, Saturn, Uranus and Neptune. Separating the Inner Planets from the Outer Planets is the Asteroid Belt, a region of thousands of asteroids in orbit of the Sun between Mars and Jupiter. read more

The main difference between inner and outer planets is that outer planets are larger and are mainly made of gas. The inner planets are Venus, Mercury, Mars and Earth, while the outer planets are considered to be Saturn, Uranus, Neptune and Jupiter. read more