<Tab/>In his book, Starry Messenger, published in 1610, Galileo wrote about his very important observations of the sky above. By use of a telescope he made himself, improving greatly on the models available in his day, he was able to see things that could never before be seen. His telescope was far more powerful than anything that had been available up to that point, and when coupled with his observational skills, …showed first 75 words of 749 total…

…showed last 75 words of 749 total…did it. <Tab/>Galileo's drawings of the moon are remarkably similar to modern photographs of the moon. He shows the craters and mountains and other imperfections in the terminator. Although his drawings were a little bit more sketchy and simplified, he had the right idea, and they were definitely good enough that if shown to anyone today, they would certainly be able to tell you that they are of the moon.