Inana (Sumerian)/Ištar (Akkadian) is among the most important deities and the most important goddess in the Mesopotamian pantheon. In her astral aspect, Inana/Ištar is the planet Venus, the morning and the evening star.
Goddess Symbols - Star of Ishtar. A symbol of the Mesopotamian Goddess Ishtar (Anath, Astarte, Inanna). Originally the deified evening star, Astarte was connected with fertility, sexuality, and war. The eight points represent the movements of the planet Venus. Source: dragonscale.com
Inanna ( Sumerian: Inanna; Akkadian: Ištar) was the Sumerian goddess of love, fertility, and warfare, and goddess of the E-Anna temple at the city of Uruk, her main centre. As early as the Uruk period, she was associated with the city of Uruk where stood her greatest shrine, the House of Heaven.