The Ophiucus Molecular Cloud is a rich star forming region featuring the open cluster Collinder 302 , with also other nice DSO in the field of view: Antares, vdB 107, IC 4603, IC 46...
A faint bubble shape supernova remnant (a.k.a SNR G116.9+02) in Cassiopeia ~7500-10000 years old and ~9500 ly away. A mixed-morphology supernova remnant with its shell visible in both o...