Universe 7 (第7宇宙, dai 7 uchū) is the seventh of twelve universes in the Dragon Ball series, it includes planets, stars, a countless amount of galaxies (銀河, ginga), the contents of intergalactic space, and all matter and energy. This universe is where the entirety of the Dragon Ball series takes place, except for the Universe 6 Saga in Dragon Ball Super, when Goku and the others go to a neutral area between Universe 7 and Universe 6.
While recent material such as Dragon Ball Super state that the universe contains countless galaxies, older material such as Daizenshuu 7 state that there are only four galaxies.
Places in Universe 7
Main article: Places in the Seventh Universe The two quadrants of the universe where the Dragon Ball series is set are the North Section and the South Section; each contain countless galaxies within themselves, however, only one galaxy is seen in each. This is the universe where the Earth is located. It holds a past where hundreds of planets have been destroyed by Majin Buu.