I believe that Hephaestus is the son of Zeus and Hera who was crippled so Hera threw him off Mount Olympus which probably did not help. It was Tantalus, not Hephaestus
The son of Zeus was Hercules
Zeus gave life to the eagle that tormented Prometheus; this being built by Hephaestus.
yes Hercules is Zeus's son
Hercules is the son of Zeus and Alkmene
Hermes was the son of Maia and Zeus.
The favorite son of Zeus was Heracles.
Thor is the son of Odin, not Zeus.
Hermes, son of Maia and Zeus.
The favorite daughter of Zeus was Athena. The favorite son of Zeus was Heracles.
The favorite son of Zeus was Heracles, the favorite daughter of Zeus was Athena.
Castor was not Zeus's son, he was the son of Tyndareus. He was killed by Idas.
If by demigod you mean a mortal who had an immortal for a parent, there was Heracles, son of Zeus; Perseus, son of Zeus; Orpheus, son of the Muse Calliope; Achilles, son of the sea nymph Thetis; Deucalion, son of the Titan Prometheus; Phaethon, son of Helios; Asclepius, son of Apollo; Minos, Sarpedon, and Radamanthus, sons of Zeus; Tantalus, son of Zeus; Helen, daughter of Zeus; and Pollux, son of Zeus.