Look up at the sky at night. See all those silvery shimmering stars? Would you like to learn more about what you see up there? You might like to be an astronomer! Astronomers study our solar system. They study the sun and the planets. They want to learn more about them. They want to know what will happen to our sun as it gets older. They want to know if people might live on another planet one day. They study our Milky Way Galaxy. They study other stars and galaxies, too. They study the whole universe! Astronomers must take many science classes while they .....