Wallpaper author:
Leslie Chaks
18 Jul 2023
Helix Nebula
This famous planetary Nebula is 650 light-years from Earth and has a diameter of 2.5 light-years. The dying star at the center of the nebula that has expelled glowing gases and dust to form the doughnut shaped nebula we now see.
Dataset from which the image was processed
NGC 7293
13 credit
- Type of target............................................................................................................................Planetary Nebula
- Camera............................................................................................................................QHY 600M
- Target coordinates............................................................................................................................RA 337.4106 Dec -20.8372
- Hemisphere............................................................................................................................Southern
- Telescope location............................................................................................................................Chile
- Transient event............................................................................................................................No
- Observed on............................................................................................................................30 Jun 2023 - 19 Jul 2024
Filter | Avg Exp (s) | Total Exposure | Subframes |
|---|---|---|---|
| Halpha | 800 | 10h | 45 |
| Luminance | 193 | 2h25m | 45 |
| Blue | 173 | 2h10m | 45 |
| Green | 164 | 2h | 44 |
| Red | 164 | 2h | 44 |