Morning and evening stars

Morning and Evening Stars
A planet visible in the Morning shortly before sunrise is a morning star, a planet visible just before sunset is the Evening Star.
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Pythagoras is usually credited with recognizing in the sixth century BC that the morning and evening stars were a single body, though he espoused the view that Venus orbited the Earth.

Ishtar -- In Babylonian mythology, goddess of love and war. Ruler of the Moon, as well as the morning and evening stars (alternate names for the planet Venus).
Ithaca -- A Greek island, home of Odysseus.
Jovian -- Of or relating to the planet Jupiter.

Pythagoras of Samos (fl. 540-510 B.C.) learned on his travels in Egypt and the East to identify the morning and evening stars, to recognize the obliquity of the ecliptic, goras. and to regard the earth as a sphere freely poised in space.

See also: Mercury, Venus, Earth, Mars, Temperature