It is known from the school curriculum that our planet is part of the solar system. In addition to the Earth, there are seven more planets that revolve around the Sun in different orbits. Do you know these planets? You can check it in the Solar System game. All celestial bodies will line up after the sun, and circles with the names of the planets will line up under them. When a red arrow appears above one of the planets. You have to click on the corresponding circle with the name. If you are correct, you will get a big green checkmark, if your answer is wrong, you will see a bold red cross in the Solar System.