Тест 5

Saturn was the19пропуск 19, текущийof the five planets known to the ancients. In 1610, Italian astronomer Galileo Galilei was the first to gaze at Saturn through a telescope. To his surprise, he20пропуск 20a pair of objects on either side of the planet. He sketched them as separate spheres and wrote that Saturn appeared to be triple-bodied. Like Jupiter, Saturn is made mostly of hydrogen and helium. Saturn has 52 known natural satellites, or moons, and there are probably many more21пропуск 21to be discovered.