There are eight planets in space that revolve around the Sun. Unlike stars, planets do not emit heat or light. If some of them look bright, it is because they reflect the light of the star, acting like a mirror. The planets that revolve around the Sun are: Mercury, Venus - also called the "shepherd's star"; Earth, Mars, nicknamed the "red planet", Jupiter - the largest of the planets, Saturn - the most beautiful with its rings; Uranus and Neptune - the farthest from the Sun. The Sun, these eight planets and the asteroid belt, which consists of various space debris and rocks, form the solar system. The solar system is only a tiny part of the universe. It is located in a huge galaxy made up of billions of stars, gas and cosmic dust. All this is called the Milky Way. There are billions of other galaxies in the universe! Of all the planets, Earth is the only one on which life develops, thanks to the light and warmth of the Sun, the presence of water and oxygen. Questions: 1) How many pl