Emerald Nebula (NGC 6572)
The Emerald Nebula is a young planetary nebula located approximately 6,030 light-years away in the equatorial constellation of Ophiuchus. It has an apparent magnitude of… Read More »Emerald Nebula (NGC 6572)
The Emerald Nebula is a young planetary nebula located approximately 6,030 light-years away in the equatorial constellation of Ophiuchus. It has an apparent magnitude of… Read More »Emerald Nebula (NGC 6572)