NGC6888 - Crescent Nebula

click for full image (broadband needed)

NGC6888 - Crescent Nebula

This nebula is a shell of gas that is being effected by strong stellar winds from the central star.  This star is a special type called a Wolf-Rayet star.  This type of star is very hot and massive.  It creates this effect by blowing off it's out layers.  The image was taken using an Hydrogen-alpha filter for luminance and then red, green and blue for color.

Date:  07-05-05

Telescope: Takahashi FSQ106 550mm        Camera:ST10XE                

Exposure Time: HaRGB 1.5hrs;20min; 2x2bin

Processing: Maxim, DDP, Adobe combined