How many inner and outer planets are there?

The four inner planets have slower orbits, slower spin, no rings, and they are made of rock and metal. The four outer planets have faster orbits and spins, a composition of gases and liquids, numerous moons, and rings.

What are the two types of planets?

Planets are generally divided into two groups: the terrestrial and the giant planets. The terrestrial planets are the four inner planets: Mercury, Venus, Earth, and Mars.

Which planet is an inner planet and which one is an outer planet?

the inner planets of the solar system are mercury ,venus ,earth and mars. whereas the outer planets are jupiter saturn uranus and neptune.. they differ from each other according to their size. the inner planets are before the asteroids and the outer planets are after the asteroid belt..

Why are there two kinds of planets in our solar system?

The order and arrangement of the planets and other bodies in our solar system is due to the way the solar system formed. Nearest to the Sun, only rocky material could withstand the heat when the solar system was young. For this reason, the first four planets – Mercury, Venus, Earth, and Mars – are terrestrial planets.

Which planets are considered inner planets?

Inner and outer planets of the solar system: characteristics and differences. In the Solar System, the inner planets are those that are located closer to the Sun, while the outer planets are those that are further away from it. The inner planets are Earth, Mars, Venus and Mercury, and the outer planets are Saturn, Jupiter, Neptune and Uranus.

What are facts about the outer planets?

Interesting Facts about the Outer Planets. The outer planets are Jupiter, Saturn, Uranus, and Neptune . Located outside of the asteroid belt. These planets are much larger than the inner planets and are called gas giants as they are composed primarily of hydrogen and helium.

What are planets made of?

The planets in our solar system are each made out of different things. The inner planets (Mercury, Venus, Earth, and Mars) are relatively small rocky planets made up mostly of silicate minerals and iron and nickel metal.