Looking for a sky event this week? Check out our full Sky This Week column. December 28: The stars are smiling If you're looking for some pops of color in your nighttime sky, then open cluster M41 is ...

Swift bird in flight with a colorful sky in background. Black swallow. Image with copy space.© Marco Lissoni/Shutterstock.com Look up at the sky—what do you see? During the day, it’s a vast expanse of ...