Uranus was the primal god personifying the sky. Uranus or Father Sky was the son and husband of Gaia,Mother Earth. Uranus and Gaia were the parents of the first generation of Titans, and the ancestors of most of the Greek gods.
Tartarus is the deep abyss that is used as a dungeon of torment and suffering for the wicked and as the prison for the Titans. Tartarus is the place where souls are judged after death and where the wicked received divine punishment. Like other primal entities, Tartarus was also considered to be a primordial deity.
Pontus was an ancient, pre-Olympian sea-god, one of the primordial deities, and Thalassa was the primeval spirit of the sea. They spawned the storm gods and the tribes of fish.
Gaia [ also spelled Gaea ] is the personification of the Earth and one of the primordial deities. Gaia is the ancestral mother of all life: the primal Mother Earthgoddess.
Eros was the god of sexual attraction. He was one of the winged love gods, Erotes. Eros was the fourth god to come into existence, coming after Chaos, Gaia, and Tartarus.
Erebuswas representing the personification of darkness; Hesiod’s Theogony identifies him as one of the first five beings in existence, born of Chaos. The name Erebus is also used as a region of the Greek underworld where the dead pass immediately after dying, and is sometimes used interchangeably with Tartarus.