Astronomy Photos 
 16. Another picture from the constellation Orion, the Hunter. This time the Great Orion Nebula. The bright core of the nebula is what you see as one of the stars in Orion's sword. It was cold out, but it was definitely worth it.
|
| Optics: | 80mm ED Refractor, 500mm focal length, f/6.25 |
| Mount: | CG-5 ASGT |
| Camera: | Canon XTi, not modified |
| Filters: | None |
| Exposure: | 20 x 30 seconds (core), 20 x 240 seconds (remainder), iso 1600 |