4 stars spotted a few years back but the resolution wasn't great. Researchers looking at Hubble images have confirmed that 3 of them are white dwarves going pop!
http://www.skyandtelescope.com/astr...novae-0610201577/?et_mid=759660&rid=247500619
CMDR NightAdder
http://www.skyandtelescope.com/astr...novae-0610201577/?et_mid=759660&rid=247500619
CMDR NightAdder