<ul data-eligibleForWebStory="true">Boötes the Herdsman is a Northern Hemisphere constellation known for its bright star Arcturus, the 4th brightest star in the night sky.Boötes is best seen in late spring or early summer and is located south of Ursa Major, the Great Bear.Arcturus can be easily found using the Big Dipper's handle, with the saying 'Arc to Arcturus, speed on down to Spica.'Boötes resembles a man with a tall diamond shape, stick legs, and a raised arm, noticeable in the night sky.Key stars in Boötes include Arcturus, Izar, and Muphrid, each with unique characteristics and distances from Earth.Arcturus is known for its proper motion, moving rapidly in a southerly direction at 3.9 arcminutes per century.Arcturus' brightness and speed are attributed to its closer proximity to Earth compared to other stars in Boötes.