Apokolips, the home world of Darkseid in the Fourth World
Fourth World is another dimension, although some sources refer to it as a "closed  galaxy." The dominant  alien species of the universe is the New Gods, which are natives of the planets and New Genesis .
In this universe, there once was a planet called
Urgrund, and it was ruled by a race now known as the Old Gods. Eventually the planet split into, and two planets formed into what is now known as New Genesis and Apokolips.
New Genesis is a world of peace and prosperity. The ruler of the planet is called the , who rules a Highfather kingdom of impressive beautiful paradise-like scenery.
Apokolips is ruled by Darkseid. It is a world of terror and misery. But even Darkseid's lowest and most mistreated servants; the Lowlies, are proud to serve him.
↑ As told in
The Seeds of Doom (1985). ↑ As told in
The Atlas of the DC Universe (1990).