Messier 55 is a globular cluster in the constellation of Sagittarius, located 17.600 light-years away. Being discovered by Nicolas Louis de Lacaille in 1752 from South Africa, this clus...
Thanks to Jarmo Ruuth for his AutoIntegrate script. I couldn't get past the red/blue dots artifacts no matter what.
His script got me a clean image to work with, that I enhanced in L...