Formally designated C/2012 S1 (ISON), the comet was discovered on September 21, 2012, by Russian astronomers Vitali Nevski and Artyom Novichonok using a tele…
Video Rating: 4 / 5
Formally designated C/2012 S1 (ISON), the comet was discovered on September 21, 2012, by Russian astronomers Vitali Nevski and Artyom Novichonok using a tele…
Video Rating: 4 / 5