Sky This Week is brought to you in part by Celestron. Friday, January 9Cygnus may be sinking toward the horizon a few hours after sunset, but there’s still a bit of time to glimpse some of this constellation’s many treasures. Today let’s try for M39, a loose open cluster in the northeastern reaches of the Continue reading "The Sky This Week from January 16 to 23: Caroline’s Rose blooms" The post The Sky This Week from January 16 to 23: Caroline’s Rose blooms appeared first on Astronomy Magazine .