The term 'planets' refers to large celestial bodies orbiting stars. Our solar system's planets include Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus, and Neptune. Each planet has unique characteristics, such as size, atmosphere, and temperature. Studying planets helps us understand the formation and evolution of our solar system. Astronomers continue to discover new planets outside our solar system, expanding our knowledge of the universe. The exploration of planets is a vibrant field of research, with ongoing and future missions aiming to uncover more about these celestial bodies and their potential for supporting life.