Rosette Nebula h-alpha

Rosette and Cone Nebula in Hydrogen Alpha
Nikon 50 mm f/1.8 lens at f/5.6 with Mandel Widefield Adapter
SBIG ST-10XME
AstroDon H-alpha filter: 9 exposures of 20 minutes each
Corvallis, OR
March 2005
Click here for a full resolution image.