Boötes Constellation

Boötes constellation lies in the northern hemisphere. It is one of the largest constellations in the sky.

The constellation’s name comes from the Greek word Βοώτης, Boōtēs, which means ox driver, plowman, or herdsman. The correct pronunciation is /boʊˈoʊtɨs/, with each ‘o’ pronounced separately and stress on the second syllable. Boötes was first catalogued by the Greek astronomer Ptolemy in the 2nd century.

The constellation is home to Arcturus, the third individual brightest star in the night sky, after Sirius in Canis Major and Canopus in Carina constellation.

FACTS, LOCATION & MAP

Boötes is the 13th largest constellation in the night sky, occupying an area of 907 square degrees. It is located in the third quadrant of the northern hemisphere (NQ3) and can be seen at latitudes between +90° and -50°. The neighboring constellations are Canes Venatici, Coma Berenices, Corona Borealis, Draco, Hercules, Serpens Caput, Virgo, and Ursa Major.

Boötes belongs to the Ursa Major family of constellations, along with Camelopardalis, Canes Venatici, Coma Berenices, Corona Borealis, Draco, Leo Minor, Lynx, Ursa Major, and Ursa Minor.

Boötes has five stars with known planets and does not contain any Messier objects. The brightest star in the constellation is Arcturus, Alpha Boötis, which is also the third brightest star in the night sky. There are three meteor showers associated with the constellation Boötes: the January Bootids, the June Bootids, and the Quadrantids.

MYTH

Boötes is traditionally depicted as a herdsman with two hunting dogs on a leash and a club in his other hand. In the sky, Boötes follows Ursa Major around the pole. In one story, the constellation represents a ploughman driving the oxen in the Ursa Major constellation, followed by his two dogs, Asterion and Chara (represented by the constellation Canes Venatici, the Hunting Dogs). The ploughman’s oxen are tied to the polar axis and their movement keeps the skies in constant rotation

Most commonly, Boötes is taken to represent Arcas, son of Zeus and Callisto, daughter of the Arcadian king Lycaon. Arcas was brought up by his grandfather, the king, who one day decided to test Zeus by serving him his own son for a meal.

Zeus, however, saw through Lycaon’s intentions, transformed the cruel king into a wolf, killed all his sons with thunderbolts, and brought Arcas back to life.

Zeus’ wife Hera, having heard of her husband’s infidelity, transformed Callisto into a bear. Callisto roamed the woods until years later she met her son, who was now grown up. Arcas didn’t recognize his mother and began to chase her. Callisto hid herself in a temple, where he could not hurt her without risking being convicted to death for defiling a sacred place. To avoid a tragedy, Zeus placed both of them in the sky; Callisto as Ursa Major and Arcas as Boötes.

In another story, Boötes is taken to represent Icarius, a grape grower who once invited Dionysus to visit his vineyards. The god was so impressed that he gave Icarius the secret of making wine. Icarius followed the recipe and enjoyed the beverage so much that he invited all his friends to try it. They, however, enjoyed it a bit too much and, when they woke up the next day with bad hangovers, they assumed Icarius had tried to poison them. Angry, they decided to murder him in his sleep. Dionysus was saddened by the death of his friend and decided to place Icarius among the stars. In another myth, Boötes is credited for inventing the plough, which prompted the goddess Ceres to place him in the heavens.

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