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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.
Jun 1, 2023 · Betelgeuse is a variable star known for regular oscillations between brighter and dimmer periods. For more than 100 years, astronomers have observed Betelgeuse lighten up every 400 days, then...
Aug 12, 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.
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.
Nov 21, 2020 · Betelgeuse is the tenth brightest star in the night sky and the second brightest star found in the constellation Orion, located at the eastern shoulder of the hunter. At near-infrared wavelengths, however, the rust-colored star is the brightest star in the sky.
Mar 17, 2024 · Betelgeuse is the nearest red supergiant star to Earth. It’s a variable star, so a change in its brightness isn’t unusual. But Betelgeuse is now dimmer than it’s been for several years. Is...
Jun 1, 2018 · Betelgeuse, the reddish star in the right shoulder of Orion, is a supergiant whose girth extends out to the orbit of Jupiter. It could be the next star in the sky to go supernova.
Mar 17, 2024 · Those three bright stars—Alnitak, Alnilam and Mintaka—are unmistakable, but so is a bright star just above them, the ruddy-colored supergiant Betelgeuse. An icon of the winter night sky in...
Feb 14, 2020 · Today, astronomers know that Betelgeuse varies in brightness because it’s a dying, red supergiant star with a diameter some 700 times larger than our Sun. Someday, the star will explode as a...
Jun 7, 2023 · Forming the left shoulder of the constellation Orion, Betelgeuse is a so-called red giant, a star in the final stages of its life, which sometimes prompts speculations that it might soon...
