My favorite part of summer isn't the warm weather or the sun-soaked days spent at the beach while sipping margaritas. In fact, my favorite part of summer has nothing to do with the day at all — my favorite part is the night. As far back as I can remember, I have had an insatiable curiosity to learn more about our universe. And because the best way to learn about the galaxy is to observe it, most of my summer nights are spent outside looking up. Summer isn't the perfect time of year for stargazing, but it is the most...