The sun goddess in Egyptian mythology that nourishes all life is Ra. Often depicted as a falcon-headed deity with a solar disk, Ra symbolizes light, life, and warmth. He is central to the Egyptian cosmology, believed to travel through the underworld each night and rebirth each morning, representing the cycle of life and death. Worship of Ra stresses the importance of the sun for growth, sustenance, and the order of the cosmos. His presence is crucial in ancient texts, highlighting the sun's vital role in nurturing both the earth and people.