Globular Cluster 15 and Planetary Nebula Pease 1. Globular clusters contain hundreds of thousands of stars that are tightly gravitationally bound in a sphere. These spheres are usually more than 100 light-years in diameter. Globular clusters usually orbit a galaxy in a halo around it. | |
Lizenzart: | Lizenzpflichtig |
Credit: | Science Photo Library / Lodriguss, Gerard |
Bildgröße: | 3824 px × 2550 px |
Modell-Rechte: | nicht erforderlich |
Eigentums-Rechte: | nicht erforderlich |
Restrictions: | - |