*The Solar System formed around 4.6 billion years ago!
*The Sun is over 300000 times larger than earth!
*It is because of the Sun & Moons gravity that we have high & low tides!
*The Moon is the Earth’s only natural satellite. A natural satellite is a space body that orbits a planet, a planet like object or an asteroid!
*Footprints and tyre tracks left behind by astronauts on the moon will stay there forever as there is no wind to blow them away!
*Being so close to the Sun, the daytime temperature on Mercury is scorching – reaching over 400 Degrees Celsius!
*Venus is the hottest planet in our solar system with a surface temperature of over 450 degrees Celsius!
*Mars has many massive volcanoes and is home to Olympus Mons, the largest volcano in our solar system. It stands 21 kilometers high and is 600 kilometers across the base!
*Because of lower gravity, a person who weighs 200 pounds on earth would only weigh 76 pounds on the surface of Mars!
*Jupiter is so big that more than 1300 Earths could fit inside it!
*The rings of Saturn are made up of millions of ice crystals, some as big as houses and others as small as specks of dust!
*Uranus was the first planet discovered by telescope!
*Neptune suffers the most violent weather in our Solar System!
*The only planet that rotates on its side like a barrel is Uranus. The only planet that spins backwards relative to the others is Venus!
*Halley’s Comet was last seen in the inner Solar System in 1986, it will be visible again from Earth sometime in 2061!
*Many scientists believe that an asteroid impact caused the extinction of the dinosaurs around 65 million years ago!
*Some of the fastest meteoroids can travel through the solar system at a speed of around 42 kilometers per second (26 miles per second)!
*The first man-made object sent into space was in 1957 when the Russian satellite named Sputnik was launched!
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