This image, released in June 2011, shows a vast complex of star-forming clouds and stellar clusters in the Cygnus constellation. The Christmas Tree Cluster, located about 2,500 light-years away in ...

Another way to find Cygnus is to look for an asterism ... His left knee is the brightest star in the constellation called Rigel, and it is a blue supergiant. 5. Follow up from Orion’s knees ...

From bright Deneb, in Cygnus, west to brilliant Vega, in Lyra, and south to Altair, in Aquila, it comprises three of the sky’s brightest stars and ... or close to these constellations.