Earth-5

Earth-S is a fictional universe within DC Multiverse, based on the original Fawcett Comics mythos. It is populated mostly by classic Fawcett characters, like Captain Marvel, Isis, the Squadron Supreme.

Captain Marvel and many natives of this universe are able to travel to other universes, specially Earth-1 and Earth-2, thanks to its connection to the Rock of Eternity, located within the bleed at the center of the Orrery of Worlds.

Since stories and the fanon are written or defined in chronological orden, there is no rush to introduce characters from the start. Consequently, while Earth-1 has the most popular versions in a contemporary setting, Earth-2 has the most classic DC characters in their original and most classic setting, making an homage to the history of DC.

History
The history of this universe echoes that of the canon Earth-S of the golden and silver ages, adding elements of the cluster Earth of the post-Crisis.

Main sources
The Earth-1 setting and continuity takes most of its portrayals, settings and continuity from the following sources: Particular sources that do not conform part of a broader continuity, might also determine a lot of aspects of the fanon.
 * The golden age Earth-S.
 * The Captain Marvel serial and the Shazam! / Isis Hour.