ocr: SOLAR SYSTEM Our planetary system and its centre star, the Sun, form the Solar system. Nine planets circle the Sun: Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus, Neptune, and Pluto, in order from the Sun outwards. The planets may have one or several circling bodies of their own, called moons. Their number ex- ceeds 60. New small moons are to be found L The animation above shows the very now and then. (1997 5 new structure of our solar system. ones.) In addition to the planets, the Sun is circled by thousands of asteroids, whose orbits lie mostly between Mars and Jupiter, in the so-call ...
