M7 Open Cluster

NGC6729_Reflection Nebula
NGC 6729 (Caldwell 68) is a reflection/emission nebula of the Corona Australis Molecular Cloud in the constellation Corona Australis

PK238+34.1 Diamond Ring Nebula is a Planetary Nebula in the constellation Hydra..^.

Sanquist 149 Musca Dark Nebula and NGC4372
Dark Nebula and Globular Cluster