| Object Type | Emission Nebula |
| Constellation | Orion |
| Magnitude | 9.0 |
| Size | 20.0' x 10.0' |
M43 is a detached portion of the famous emission nebula, M42. It appears as a small, hook-shaped nebula just north M42. It is actually part of M42, appearing to be seperate because of a dark dust lane between the two. Long exposures show the underlying gas.