Tag Archives: NGC7789

Deep Sky – October 2008 by Dave Owen

The constellation of Cassiopeia rises to considerable altitudes during the course of October evenings. There are a very large number of star clusters in this constellation that are easily visible in quite small telescopes. Although Charles Messier, in the 1780’s only noted two in his catalogue of around 100 nebulous objects; M52 and M103. William […] Continue Reading »