P638 CEEFAX 2 638 Sun 01 Dec 23:51/24 1/2 Fact File Space and Earth Did you know that: The sun is about 150 million km from the earth. The Sun's diameter is about 1.) million km. The Sun's temperature in its centre is about 14 million degrees centigrade. >>>>> TV/radio 600 News 101 Weather 400 Ejatures 540 Sport 140 Main menu 100 Next TV/Radio News Heads Main MenuP638 CEEFAX 2 638 Sun 01 Dec 23:54/22 2/2 Fact File Velcro was invented long before the space programme but it was used in the 1960s in the Gemini and Apollo spacecraft. Light travels extremely fast but the Universe is so big that it can take years for light from a star to reach us. A light year is the distance travelled bz light in one year; it is about 9.5 million million km or 6 million million miles. TV/radio 600 News 101 Weathjt 400 Ejatures 540 Sport 140 Main menu 100 Next TV/Radio News Heads Main Menu