Messier 78 is a reflection nebula in the constellation of Orion, located 1.350 light-years away. It was discovered by Pierre Mechain in 1780 and included by Charles Messier in his catal...
The Rim Nebula, also known as NGC 6188, is a stunning emission nebula located in the constellation Ara in the southern sky. It's an intricate region of ionized hydrogen gas and dust, of...