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 large 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. Universe 7 also ranks as second to bottom on the mortal-levels scale as a 3.18 according to Zen-Oh and Future Zen-Oh. As of Age 780, Universe 7 only possess 28 planets inhabited with mortals.
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 violent and turbulent past, where much of existence have been destroyed by the powerful Buu, from moons, planets and stars to clusters and entire galaxies. In Dragon Ball Super, Shin reveals that there are only 28 planets in Universe 7 that have mortal life. The number were originally higher when the planets like of Sadala, Vegeta and Namek were still in existence and many of the mortals native of their world in the universe were exterminated by invaders.
- Universe 7 has the second lowest Mortal Level of all universes, at 3.18, due to only having 28 planets with mortal life. It's only above Universe 9, it's Mortal Level being the lowest, at 1.86.