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Terence Dickinson CM (10 November 1943 – 1 February 2023) was a Canadian amateur astronomer and astrophotographer who lived near Yarker, Ontario, Canada.He was the author of 14 astronomy books for both adults and children.
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The night sky is the nighttime appearance of celestial objects like stars, planets, and the Moon, which are visible in a clear sky between sunset and sunrise, when the Sun is below the horizon. Natural light sources in a night sky include moonlight , starlight , and airglow , depending on location and timing.
The Digitized Sky Survey (DSS) is a digitized version of several photographic astronomical surveys of the night sky, produced by the Space Telescope Science Institute between 1983 and 2006. Versions and source material