Resultado de búsqueda
Arcturus is the brightest star in the northern constellation of Boötes. With an apparent visual magnitude of −0.05, it is the fourth-brightest star in the night sky, and the brightest in the northern celestial hemisphere.
Situada relativamente cerca, a 36,7 años luz del Sol, Arcturus es una única 3 gigante roja de tipo espectral K1.5III-una estrella envejecida de unos 7100 millones de años que ha agotado su hidrógeno central y ha evolucionado fuera de la secuencia principal.
11 de feb. de 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 also among the brightest...
13 de sept. de 2022 · A 37 años luz de nuestro Sistema Solar, la estrella gigante ‘Arcturus’ emite un brillo que deslumbra la bóveda celeste durante los últimos meses del año. Spica, Betelgeuse y Arcturus son las tres estrellas más brillantes de la noche en el Hemisferio Norte.
9 de jun. de 2023 · Arcturus is the 4th brightest star in the sky and the brightest star in the northern celestial hemisphere. It is a red giant that has exhausted its hydrogen and is fusing helium in its core, and it has a high proper motion and a possible companion star.
Arcturus is the third brightest star in the night sky and the guardian of the Big Dipper. Learn about its location, appearance, mythology, and how to find it in the sky.
18 de may. de 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.
