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Betelgeuse is a red supergiant star in the constellation of Orion.It is usually the tenth-brightest star in the night sky and, after Rigel, the second-brightest in its constellation.It is a distinctly reddish, semiregular variable star whose apparent magnitude, varying between +0.0 and +1.6, has the widest range displayed by any first-magnitude star. ...
3 Μαΐ 2023 · The "right shoulder" in the constellation Orion (or left shoulder, as seen from Earth), Betelgeuse (or Alpha Orionis) is one of the brightest stars in the night sky and one of the largest stars ever discovered. But there is more to this ultra-bright stellar monster than meets the eye.
Betelgeuse is one of the three stars that make up the Winter Triangle (shown below) and can be seen rising in the east just after sunset at the beginning of January each year. It is also visual to everyone (except at latitudes south of 82 degrees) between mid-September to mid-March, with the best observations in mid-December.
26 Οκτ 2024 · Betelgeuse, second brightest star in the constellation Orion, marking the eastern shoulder of the hunter. It has a variable apparent magnitude of about 0.6 and is one of the most luminous stars in the night sky. Betelgeuse is a red supergiant star roughly 764 times as large as the Sun.
Betelgeuse is a single star and it does not belong to any star system. Also, it is considered a runaway star since it is not part of any star-forming region. The star Betelgeuse has roughly 764 times the Sun’s radius and is also 16.5 times as massive.
22 Απρ 2023 · The Betelgeuse star is a red supergiant, which means it is one of the largest and most massive stars in the universe. Its size is estimated to be around 887 times that of the sun, which makes it one of the largest known stars in the Milky Way galaxy.
18 Σεπ 2024 · Betelgeuse is a unique celestial object. It’s classified as a “red supergiant”—one of the most massive stars in the night sky, which appears orange-red in color. Betelgeuse is nearing the end of its life (stars expand as they age). In fact, it’s considered the most likely star in the night sky to go supernova—and explode.