| NGC 509 | |
| Epoch: | J2000.0 |
| Constellation Name: | Pisces |
| Z: | 0.007542 |
| Appmag B: | 14.60 |
| Appmag V: | 13.70 |
| Type: | S0? |
| Size V: | 1.6 x 0.6 |
NGC 509 is a lenticular galaxy approximately 87 million light-years away from Earth in the constellation of Pisces. It was discovered by German astronomer Albert Marth on October 1, 1864.