I think this is the conference paper: http://www.calvin.edu/academic/phys/observatory/MergingStar/MolnarEtAl2017.pdf http://www.calvin.edu/academic/phys/observa

I think this is the conference paper: http://www.calvin.edu/academic/phys/observatory/MergingStar/MolnarEtAl2017.pdf http://www.calvin.edu/academic/phys/observatory/MergingStar/... (Linked to from here: http://www.ibtimes.co.uk/two-stars-are-about-smash-into-each-other-explosion-will-be-visible-naked-eye-1599749 http://www.ibtimes.co.uk/two-stars-are-about-smash-into-each...) The star system in question is KIC 9832227, about 1800 light years away from us: https://en.wikipedia.org/wiki/KIC_9832227 https://en.wikipedia.org/wiki/KIC_9832227