day was her sibling, day and Aether were a product of the mating of night and Erebus which is the dim atmospheric light above tarturus, at this point of creation Helius (the sun) which gave light was not yet created.
The Greek god of air is Aether.
There is no Greek god of gas. The closest god would be Αἰθήρ (Aether), the god of the upper air and light
Aer- God of Lower Atmosphere. Aether- God of Upper Atmosphere.
Poena was the Greek Goddess of Punishment. Poena was the daughter of Aether and Gaea, she was a minor Greek deity.
Eros is the Greek god of love, Erebus is a primordial deity representing darkness, Nyx is the goddess of night, Aether is the god of light and upper atmosphere, Hemera is the personification of day, the Moirae are the three goddesses of fate in Greek mythology, and Pontus is the primordial god of the sea.
No siblings are known. Her father was Inachus, a river god.
Aether
His siblings were Hades, Hera, Hestia, Poseidon, and Zeus
Artemis, twin sister
Selene, the moon, and Eos, the dawn.
They were half siblings.
Zeus, Poseidon, Hades, Demeter and Hestia.