NGC 2903 is a field barred spiral galaxy about 30 million light-years away in the constellation Leo. It was discovered by William Herschel who cataloged it on November 16, 1784. NGC 2905 is a bright star cloud within this galaxy. NGC 2903 has a very high speed of creating new stars in the central region.
| Designations | NGC 2903 |
| Object Type | Galaxy |
| Constellation | Leo |
| Apparent Magnitude | +9.7 |
| Apparent Size (V) | 12.6 x 6 arc min |
| Distance | 30 million light years |
| Size | 100,000 ly |
| Redshift | |
| Radial velocity |