Easy tricks to mesure and estimate degrees in the Night Sky Astrophotography Telescope 6 years ago Share this: RelatedHow to reduce light pollution with 4 easy tricks ?December 9, 2017In "Space news"Best Astrophotography Books : Getting started with imaging the night skyFebruary 24, 2018In "Astrophotography books"Astrophotography Book by Thierry Legault – New EditionFebruary 28, 2018In "Astrophotography books"See also 25 years of Hubble : The best images of the space telescope
