Wallpaper author:
Jared Greer
22 Feb 2026
The Running Man
directly above m42 in Orion's sword is the reflection object NGC 1975, sometimes called the running man nebula. It has both emission and reflective properties. Its blue reflection mainly comes from the bright blue main-sequence star 42 Orionis, which is visible to the naked eye.
Dataset from which the image was processed
NGC 1975 - The Running Man Nebula
18 credit
- Type of target............................................................................................................................Diffuse Nebula
- Camera............................................................................................................................FLI Proline PL16803
- Target coordinates............................................................................................................................RA 83.8254 Dec -4.6847
- Hemisphere............................................................................................................................Northern
- Telescope location............................................................................................................................United States of America
- Transient event............................................................................................................................No
- Observed on............................................................................................................................19 Nov 2018 - 23 Feb 2019
Filter | Avg Exp (s) | Total Exposure | Subframes |
|---|---|---|---|
| Luminance | 1886 | 7h20m | 14 |
| Red | 1029 | 4h | 14 |
| Green | 943 | 3h40m | 14 |
| Blue | 943 | 3h40m | 14 |