Orion constellation. Optical image of the constellation Orion, the hunter (upper left). North is at top. Orion's Belt is formed by the three bright stars in a row at upper left. The bright orange star above and left of the Belt is Betelgeuse (Alpha Orionis). The bright blue-white star below and right of the belt is Rigel (Beta Orionis). Beneath Orion at centre left is the constellation Lepus, the hare. The relatively faint stars in right frame are in the constellations Taurus, the bull (upper right), and Eridanus, the river (lower right).