Thor’s Helmet Nebula

by humansuperball

2 Comments

  1. humansuperball on

    Thor’s Helmet was one of the main deep space objects that drove me to start astrophotography. While there’s a lot more nebulosity you can reveal with more time, it’s bright enough to get a rewarding result with just a couple hours.

    Gear

    * ⁠Askar 130PHQ
    * ⁠OGMA AP26CC
    * ⁠Optolong L-Ultimate
    * ⁠SkyWatcher 150i

    Imaging

    * ⁠NINA, camera at -10C, 180 second exposures
    * ⁠Bortle 8 skies
    * ⁠3.5 hours Ha+O3

    Processing

    * ⁠Siril narrowband stacking, AutoBGE, VeraLux Denoise, VeraLux Revela, statistical stretch, StarNet removal, GHS, NB2RGB stars
    * Gimp layer mixing, color, and curves