SN 1917A is a supernova event in the Fireworks Galaxy (NGC 6946), positioned 37″ west and 105″ south of the galactic core. Discovered by American optician...
6 KB (409 words) - 20:25, 5 October 2024
20th and early 21st century: SN 1917A, SN 1939C, SN 1948B, SN 1968D, SN 1969P, SN 1980K, SN 2002hh, SN 2004et, SN 2008S, and SN 2017eaw. For this reason,...
17 KB (1,572 words) - 18:26, 25 October 2024