cosmicvastness:NGC 595 — a diffuse nebula in the Triangulum GalaxyNGC 595 is is a gigantic r
cosmicvastness: NGC 595 — a diffuse nebula in the Triangulum GalaxyNGC 595 is is a gigantic region of ionised hydrogen in the Triangulum Galaxy, about three million light-years away.The nebula was discovered by the German astronomer Heinrich Ludwig d'Arrest on 1 October 1864.Credit: NASA, ESA, and M. Durbin, J. Dalcanton, and B. F. Williams (University of Washington) -- source link