Tour of Objects
Deep image showing NGC & IC nebulae near Zeta Orionis (brightest star). The large red emission nebula is IC 434. The other nebulae are, relative to Zeta (starting at 6:00 and moving clockwise):
- 6:00 Dark nebula B33 (Horsehead Nebula) -- often listed as IC 434; actually B33 superimposed on IC 434
- 7:00 Reflection nebula NGC 2023
- 7:30 Reflection nebula IC435
- 11:00 Emission/reflection nebula
- 12:00 Reflection nebula IC 431