One of my first books on Astronomy was about the planets.  It had a collection of pictures from the first missions to each of the worlds in our solar system.   Seeing those photos, the planets felt so alien, so different, and the perspective was like something out a 1950s science fiction comic.  But now, with modern advancements in imaging technology and rocketry, we can send heavier instruments to distant worlds, and see them in high definition.  It changes the perspective and makes the world seem more familiar than alien, more livable and real.  Take a look at the first picture...