Science

                                                                  Science sun The Sun  is the only star in our solar system. It is the centre of our solar system, and its gravity holds the solar system together. its   Temperature: 5,973°C to 15,000,000°C.               mercury At a distance of only about 1/3 of Earth's distance to Sun, Mercury is the first planet in our Solar System . With a diameter of only 4880 kilometres (3032 miles) Mercury is the smallest planet in the Solar System. It is barely bigger than our Moon. Not only is Mercury the smallest planet, it is also shrinking! Venus Venus is the second closest planet to The Sun. It is the hottest planet in the Solar System. There are yellow clouds on Venus. Venus is the only planet in our Solar System that rotates Clockwise. A day on Venus lasts 243 Earth Days. Earth Earth is not flat, but it's not perfectly round either. The days are getting longer. There weren't always several continents. Earth's icy times. Th