Messier 70. NGC 6681

Click on the image for a full resolution version   Messier 70 (M70), is a globular cluster located at about 29,500 light years, in the constellation Sagittarius. The main characteristic of this cluster is that it underwent a core collapse (like M15, M30, M62 and M79), and therefore has a notably dense core. As a … Continue reading Messier 70. NGC 6681