Planet

A planet is a celestial body that orbits around a star, is round in shape due to its own gravity, and has cleared its neighboring region of other debris. There are eight recognized planets in our solar system, including Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus, and Neptune. In addition, there are dwarf planets such as Pluto, Ceres, Haumea, Makemake, and Eris.

Characteristics of Planets:

• Orbits around a star
• Round shape due to gravity
• Cleared its neighboring region of other debris

Types of Planets:

1. Terrestrial Planets: Mercury, Venus, Earth, Mars
2. Gas Giants: Jupiter, Saturn, Uranus, Neptune
3. Dwarf Planets: Pluto, Ceres, Haumea, Makemake, Eris

Study Guide Questions:

1. What is a planet?
2. List the eight recognized planets in our solar system.
3. What are the characteristics of planets?
4. Name the types of planets and provide examples of each.