"Sixth Cosmos" is the denomination given to the sixth iteration of existence and fifth Multiverse.^[1] It was a place totally devoted to science, being where the very concept was born.^[2] The Sixth Cosmos was the Multiverse before the current one, the Seventh Cosmos (later Eighth Cosmos).^[3]

As part of the renewal cycle, after the Sixth Cosmos ended, it was replaced by the Seventh Cosmos.^[4][1]