From our vantage point on Earth, the stars and planets seem pretty quiet. But in fact, the universe is a vast and ever-changing expanse, filled with burning gases, giant dust storms, and enormous asteroids. As human technology has grown, so has our knowledge about the universe. from the work of Copernicus and Galileo to the search for life on other planets, human discoveries in space have come a long way. Well-known science authors Alvin and Virginia...