Mercury
Mercury is the smallest and innermost planet in the Solar System.
Venus
Venus is the second planet from the Sun.
Earth
Our home, Earth, is the third planet from the Sun and the only world known to support an atmosphere with free oxygen, oceans of water on its surface, and, life.
Mars
Mars is the fourth planet from the Sun and the second-smallest planet in the Solar System, being larger than only Mercury.
Jupiter
Jupiter is the fifth planet from the Sun and the largest in the Solar System.