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...
Following up from my earlier photo of RCW-108, using data from April and June from AUS-2-CMOS, this is separately processed the same data, to produce different colors (see also another ...