Read all about the Sun, what it's made of, and how the planets of the solar system orbit the Sun. Find out how day and night, sunrise and sunset and the seasons occur on Earth and what happens during a solar eclipse.Simple quiz questions at the back help readers to remember what they've just read.

Read all about the Sun, what it's made of, and how the planets of the solar system orbit the Sun. Find out how day and night, sunrise and sunset and the seasons occur on Earth and what happens during a solar eclipse.Simple quiz questions at the back help readers to remember what they've just read.