The Ursa Major constellation consists of seven bright stars which are arranged in a pattern resembling somewhat a big bear. The Ursa Major is also called Big Dipper because it resembles a dipper which was used to drink water in olden days. In India, it is known as the Saptarishi. The Ursa Major constellation is visible during the summer season.

Orion is also known as Hunter. The Orion constellation consists of seven or eight bright stars (and several faint stars). Thus, the Orion constellation can be drawn either with seven stars or with eight stars. The Orion constellation is visible in the sky during the winter season in the late evenings.

Cassiopeia constellation consists of five main stars. The five main stars of Cassiopeia constellation are arranged to form the shape of distorted letter W or M. Cassiopeia constellation is visible during winter in the early part of the night.