NGC 2359 Thor’s Helmet
Thor’s Helmet is an interstellar bubble,blown as a fast wind from its bright central star sweeps through a surrounding molecular cloud. The central star is a Wolf-
These images were taken on the nights of 15 & 16 January 2015.
The Ha is 24 x 900s, OIII 5 x 900s binned 2x2 and SII just 2 x 900s binned 2x2.
They were taken with a Megrez 90 and Atik 460EX camera with Astrodon filters.
Hubble palette version : SII-