Thor is from Norse mythology, which is a collection of myths and stories from ancient Scandinavia and Germany. In Norse mythology, Thor is a prominent god associated with thunder, lightning, storms, and strength. He is the son of Odin, chief of the gods, and is married to the fertility goddess Sif. Thor is known for his hammer, Mjölnir, which he uses to protect Asgard, the realm of the gods, and Midgard, the human realm. He is also associated with protection through great feats of arms in slaying giants. Thor is a popular figure in Norse mythology and is mentioned throughout the recorded history of the Germanic peoples.