![]() ![]() Mars is sometimes the called ‘the red planet’ because the rocks that it is made from are red.The hottest planet is Venus where the average temperature is 460☌, and the coldest is Uranus, which is -220☌. Some planets like Earth are made of rock, and some like Jupiter are made of gas. There is a lot of difference between the planets.All of the planets and the Sun are round, like balls.In order, going from the closest planet to the Sun, to the one that is farthest away, they are: Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus and Neptune. There are eight planets that orbit around the Sun.It takes 24 hours for the Earth to spin all the way around, and we call this a day. The Earth is always spinning around – sometimes from where you stand on the Earth you can see the Sun (this is the daytime) and sometimes the part of the Earth where you are is facing away from the Sun so it is dark (this is the nightime).The Earth travels around the Sun in a loop that is shaped a bit like an oval.The light from the Sun only takes 8 minutes to travel to the Earth, but it would take Usain Bolt – the fastest man on Earth – 450 years to run from the Sun to the Earth. The Sun is 93 million miles from the Earth.Not everything in the Solar system orbits directly around the Sun.This is the same force that keeps the Earth and the other planets orbiting around the Sun. You are held onto the surface of the Earth by a force called gravity. ![]() The whole Universe has at least 100 billion galaxies in it.
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