Arcturus is a red giant star in the northern constellation of Boötes, and the brightest star in the constellation. It has the Bayer designation α Boötis, which is Latinized to Alpha Boötis and …

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Feb 11, 2022 · Arcturus is a red giant star in the Northern Hemisphere of Earth's sky and the brightest star in the constellation Boötes (the herdsman).

Arcturus is a red giant star in the constellation Boötes and is one of the brightest stars in the northern hemisphere.

Nov 30, 2023 · Arcturus is 113 times brighter than our sun, even though it's only a little bigger. What else should we know about this red giant?

Arcturus, the fourth brightest star in the night sky, and the brightest star in the northern constellation Boötes, with an apparent visual magnitude of −0.05. It is an orange-coloured giant star 36.7 light …

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May 3, 2026 · Arcturus is a 1st-magnitude star and stands right behind the Big Dipper. Arcturus is the brightest star of the constellation Boötes the Herdsman.” Thank you, Cecille!