Alnair is a bright star located in the constellation of Grus, approximately 100 light-years away from Earth. It is classified as a B-type main-sequence star, which means it is hotter and more massive than our Sun. Alnair is known for its distinctive blue-white color and is one of the brightest stars in its constellation. The name "Alnair" comes from the Arabic word meaning "the bright one." It is part of a group of stars that are often used for navigation and is recognized for its prominence in the night sky. Alnair is also sometimes referred to as Alpha Gruis, indicating its status as the most luminous star in the Grus constellation.