Tag: M51 March 2022 Whirlpool Galaxy (Mon, 07.) March 2021 The Big Dipper/The Plough (asterism) (Sat, 06.) April 2020 Whirlpool Galaxy (Sun, 19.) April 2019 M51 Whirlpool Galaxy (Sun, 21.) April 2018 M51 - The Whirlpool Galaxy or "Lessons Learned - Part 2" (Sat, 14.) March 2018 M51 - The Whirlpool Galaxy or "lessons learned setting up a sky tracking mount" (Thu, 22.)