NGC 4565 is an edge-on spiral galaxy located in the Coma Berenices constellation about 30 to 50 million light-years away. It is known as the "Needle Galaxy" because of its narrow profil...
The nebula Sh2 308 is an interstellar 'bubble' blown by HD 50896, the Wolf-Rayet star at its heart. I carried out a study of this system (very!) many years ago, as an early-career res...