M31 is one of the most favoured and popular imaging targets in the night sky; it is bright, large and…
M108 is a galaxy about 45 million light years away in the constellation of Ursa Major. It is sometimes called…
M63 is a magnificent spiral galaxy located in the Northern constellation of Canes Venatici, about 30 million light years away. …
Background The Hubble Deep Field (hereon-after the HDF) is an iconic image from the Hubble Space Telescope (HST). In 1995…