This document discusses key components of space including planets, satellites, moons, the sun, stars, meteors, and shooting stars. It lists the eight major planets in our solar system and notes that satellites are objects sent into space by humans to take photos. Moons are described as rocks that orbit planets, and the sun is identified as a large, hot star that provides light and heat to Earth. Stars are defined as hot balls of gas that appear in different colors depending on their temperature, and meteors are said to be large, hot rocks that zoom through space and could damage spacecraft. Shooting stars are also called meteorites.