The Coma Star Cluster is a lovely grouping of bright stars near to (but not containing) the yellowish Gamma Comae Berenices. Credit: Giuseppe Donatiello (Flickr, CC0) Looking for a sky event this week? Check out our full Sky This Week column. July 5: Capture a view of Saturn’s moons About two hours after sunset, the constellation Coma Berenices is still some 40° above the western horizon. It’s a great time to take in the Coma Star Cluster, also called Melotte 111.