30 4-minute lights plus calibration frames were stacked using DeepSkyStacker; other post-processing was with Siril, Photoshop CS2 plus Astronomy Tools plugin, StarNet++ and PhotoScape X

NGC 6960 (aka the Witch's Broom Nebula) in the constellation Cygnus is part of the Veil Nebula, which is the remnant of a star that went supernova about 10,000 years ago. NGC 6960 spans about 35 light years and is 1,400 light years from Earth.