Binary Systems are the majority in the sky. Novae happens in them.
Factory of complex chemical elements.
But they are anonymous, few people shot them. Except when a Nova occurs.
note: Done with my Canon 350D, after surgery to eliminate the IR filter.
First image from a long serie !
GSO 305 mm - Canon 350D (mod) - ISO 1600 - 4 x 1 second (4 seconds)