17 May 2023
The Lagoon Nebula (catalogued as Messier 8 or M8, NGC 6523, Sharpless 25, RCW 146, and Gum 72) is a giant interstellar cloud in the constellation Sagittarius. It is classified as an emission nebula and as an H II region.
M8
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Filter | Avg Exp (s) | Total Exposure | Subframes |
|---|---|---|---|
| Halpha | 180 | 24m | 8 |
| SII | 180 | 24m | 8 |
| OIII | 180 | 24m | 8 |