Arcturus is the brightest star in the northern constellation of Boötes. With an apparent visual magnitude of −0.05, [2] it is the fourth-brightest star in the night sky, and the brightest in the northern celestial hemisphere.

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).

Dec 30, 2024 · 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-years from Earth.

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

Aug 31, 2014 · Arcturus, Alpha Boötis, is the brightest star in Boötes constellation and the fourth brightest star in the sky. With an apparent magnitude of -0.04, Arcturus is the brightest star in the northern celestial hemisphere.

Jun 9, 2023 · Arcturus, Alpha Boötis (α Boo), is a red giant star located 36.7 light-years away in the northern constellation Boötes. With an apparent magnitude of -0.05, it is the brightest star in Boötes and the 4th brightest star in the sky.

The star Arcturus, also known as Alpha Boötis, is a star in the Boötes constellation in the northern sky. It is the brightest star in Boötes and the fourth brightest star in the night sky, with an apparent magnitude of -0.05.

Jan 20, 2020 · Arcturus is the brightest star in the constellation of Boötes. It is the fourth-brightest star in the night sky, yet the brightest in the northern celestial hemisphere. Key Facts & Summary

Feb 22, 2024 · Arcturus, a red giant star located in the Boötes constellation, stands in stark contrast to our own Sun. While the Sun is a G-type main-sequence star, Arcturus has evolved into a red giant phase, expanding and radiating a reddish hue.

5 days ago · Arcturus (Alpha Bootis) is a orange to red giant star in the constellation of Bootes. It can be seen in the northern hemisphere night sky. Arcturus distance from Earth is 36.72 light years away.