![](https://astrodonimaging.com/wp-content/uploads/2008/07/BUuniverse.jpg)
Image taken with 3 nm Astrodon OIII, H-a and SII narrowband filters. Star color was added with Astrodon Generation 2 RGB filters. Data taken automatically with CCDAutoPilot4, calibrated in CCDStack and processed in Photoshop CS3. The Hubble palette was used for color mapping [OIII] = blue, H-a = Green, SII = Red