M 42By astrored / November 6, 2023 M41 . . Index . . M43 Messier 42 M 42 (NGC 1976) Diffuse Nebula in Orion. Orion Nebula RA=05 35.4, Dec=-05 27. 4.0 mag, dist=1.6 kly. M42 page; DSSM page Hartmut Frommert ([email protected]) Christine Kronberg ([email protected]) Last Modification: 7 Apr 1998, 22:14 MET