The southern hemisphere sky turning about the South Celestial Pole in April 2016, taken at OzSky star party looking south in a stack of 200 frames, the last in the 450 frame sequence, and stacked with Ultrastreaks with Advanced Stacker Plus actions. The ground comes from a partial blend of 9 frames in the sequence. The South Celestial Pole is at centre. Taken from near Coonabarabran, NSW. Taken with the Canon 6D and Canon 15mm full-frame fish-eye lens. Each frame was 45 seconds at f/2.8 and ISO 4000. (Photo by: Alan Dyer /VW PICS/UIG)