Pleiades Star Cluster (Seven Sisters or M45)

Hurtling through a cosmic dust cloud some 400 light-years away, the lovely Pleiades or Seven Sisters star cluster is well-known for its striking blue reflection nebulae. In the dusty sky toward the constellation Taurus and the Orion Arm of our Milky Way Galaxy, this remarkable image shows the famous star cluster in the middle.

Photo full size and more technical details here:
http://www.albireo.gr/astrogallery/star_parties/parnonas/2015/M45.html