NGC 7600 [SEP] constellation
NGC 7600
NGC 7600 is an elliptical galaxy about 160 million light-years in the constellation Aquarius classified as a lenticular galaxy, or, more formally, an S0 galaxy.
External links.
- Preprint version of 1999MNRAS.307..967T with images of shell galaxies NGC 474 and NGC 7600
- The formation of shell galaxies similar to NGC 7600 in the cold dark matter cosmogony
NGC 884
NGC 884 (also known as χ Persei) is an open cluster located 7600 light years away in the constellation of Perseus. It is the easternmost of the Double Cluster with NGC 869. NGC 869 and 884 are often designated h and χ Persei, respectively. The cluster is most likely around 12.5 million years old. Located in the Perseus OB1 association, both clusters are located physically close to one another, only a few hundred light years apart. The clusters were first recorded by Hipparchus, but have likely