255小时长曝光下的M51
2023年8月11日 Messier 51 in 255 Hours Image Credit & Copyright: The Deep Sky Collective – Carl Björk, Thomas Bähnck, Sebastian Donoso, Jake Gentillon, Antoine and Dalia Grelin, Stephen Guberski, Richard Hall, Tino Heuberger, Jason Jacks, Paul Kent, Brian Meyers, William Ostling, Nicolas Puig […]