The Horse's *ss: SH2-115, SH2-116 in Cygnus, SHO with RGB Stars with downgraded planetary nebula Abell 71SH2-116
The Horse's *ss: SH2-115, SH2-116 in Cygnus, SHO with RGB Stars with downgraded planetary nebula Abell 71SH2-116 by Michele Bayliss