More Than Just a Big Dipper

The big dipper is visible every day of the year from the Northern Hemisphere.  It’s easily recognizable and most people have spotted it at least once in their life.  But most people also assume that it is just a boring collection of stars where nothing interesting ever happens.  The big dipper is so much more than a simple spoon in the sky, especially right now. The well-known asterism, part of the much larger Ursa Major constellation, is home to many visible deep-sky objects, though right now it is visited by the comet C/2013 US10 Catalina, close to the visible binary...