"Galaxy Supernova" is the eighth Japanese single by Girls' Generation. It was released on September 11, 2013 digitally, and on September 18 physically. It contains the B-side "Do the Catwalk". Both songs were later included on the group's third Japanese album Love & Peace.
"Galaxy Supernova" - 3:10
"Do the Catwalk" - 4:01
"Galaxy Supernova" was used in an advertisement campaign for Samantha Thavasa Jeans, the first jeans line from Japanese fashion company Samantha Thavasa, in conjunction with the group's endorsement deal with the brand.