Singer Younha has recently married popular science YouTuber Science Cookie (Lee Hyo Jong). The private wedding ceremony was held at a hotel in Seoul, attended by around 80 guests including family and close friends. Science Cookie, a former physics teacher, is known for his engaging videos on scientific topics like quantum mechanics and relativity, which have gained him over 440,000 subscribers on YouTube. He was recognized by the Ministry of Science and ICT and the Korea Foundation for the Advancement of Science and Creativity in 2018 for his science content.

The couple's shared passion for science brought them together, with Younha's interest in space earning her the nickname "Space Goddess." Her songs often revolve around space themes like black holes, Voyager spacecraft, and comets. Younha's dedication to science led to her connection with Science Cookie, culminating in their marriage.

The wedding coincided with the third anniversary of Younha's popular song "Event Horizon," adding an extra layer of significance to the beginning of their new life together. Both Younha and Science Cookie expressed their joy and love for each other through social media posts, with Younha referring to her husband as a "reliable partner."