SUPERNOVA IN THE GALAXY NGC4151 Taken by Pierre PONSARD on April 17, 2018 @ La Fosse Observatory (Manhay-Belgium)

There are 62 millions of years, a big star exploded in a supernova in the galaxy NGC4151 (Canes Venatici constellation).
We are on the Earth, and we are witness of this event now !
This picture was taken the 17 April 2018 with the La Fosse Telescope (305 mm of diameter).
Its a 2 hours exposure - 800 ISO - the Canon 60Da was on the 12 inches telescope.