Postcard from the Universe – Double Cluster The open clusters NGC869 and NGC884 in Perseus, 20x240s exposures Canon 20Da and TV-76mm Related Posts Omega Centauri Postcard from the Universe - Rosette Postcard from the Universe - Christmas Tree Cluster Postcard from the Universe - M46 Postcard from the Universe - Galactic Center Share this:TweetWhatsAppEmail Author: Andrew An electrical engineer, amateur astronomer, and diver, living and working on the island of HawaiĘ»i. View all posts by Andrew