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What star is brighter Betelgeuse or Rigel?

Anonymous

∙ 12y ago

Updated: 7/2/2024

Betelgeuse has an apparent magnitude of 0.42(v) and an absolute magnitude of -6.02.

Rigel has an apparent magnitude of 0.12 and an absolute magnitude of -7.04.

So Rigel is brighter.

Wiki User

∙ 12y ago

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More answers

Rigel is brighter than Betelgeuse. Rigel is a blue supergiant star with a higher luminosity, whereas Betelgeuse is a red supergiant star with a lower luminosity.

AnswerBot

∙ 8mo ago

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Continue Learning about Astronomy

Which is brighter Rigel or Betelgeuse?

Rigel is brighter than Betelgeuse. Rigel is a blue supergiant star that is one of the brightest stars in the night sky, while Betelgeuse is a red supergiant star that is dimmer in comparison.

Which star is brighter Betelgeuse or Rigel?

Rigel is brighter than Betelgeuse. Rigel is a blue supergiant star and one of the brightest stars in the night sky, while Betelgeuse is a red supergiant and although it is one of the largest stars known, it is not as bright as Rigel.

What are the colors of Rigel and Betelgeuse?

Rigel is a blue-white star, while Betelgeuse is a red supergiant star.

Which star is brighter Aldebaran or Betelgeuse?

Betelgeuse is brighter.

How big is Betelgeuse compared to Rigel?

Betelgeuse is larger in size than Rigel. Betelgeuse is a red supergiant star with a diameter about 800 times that of the Sun, while Rigel is a blue supergiant star with a diameter about 70 times that of the Sun.

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Related Questions

Which is brighter Rigel or Betelgeuse?

Rigel is brighter than Betelgeuse. Rigel is a blue supergiant star that is one of the brightest stars in the night sky, while Betelgeuse is a red supergiant star that is dimmer in comparison.

Which star is brighter Betelgeuse or Rigel?

Rigel is brighter than Betelgeuse. Rigel is a blue supergiant star and one of the brightest stars in the night sky, while Betelgeuse is a red supergiant and although it is one of the largest stars known, it is not as bright as Rigel.

What are the colors of Rigel and Betelgeuse?

Rigel is a blue-white star, while Betelgeuse is a red supergiant star.

Which star is brighter Aldebaran or Betelgeuse?

Betelgeuse is brighter.

How big is Betelgeuse compared to Rigel?

Betelgeuse is larger in size than Rigel. Betelgeuse is a red supergiant star with a diameter about 800 times that of the Sun, while Rigel is a blue supergiant star with a diameter about 70 times that of the Sun.

Is Betelgeuse hotter than Rigel?

No, Rigel is hotter than Betelgeuse. Rigel is a blue supergiant star with a surface temperature of around 12,000 Kelvin, while Betelgeuse is a red supergiant with a surface temperature of around 3,500 Kelvin.

Why does Rigel shine just as brightly as Betelgeuse?

Rigel appears as bright as Betelgeuse even though it is further away because Rigel is intrinsically brighter (has a higher luminosity) than Betelgeuse. Despite being further away, its higher luminosity compensates for the distance, making it appear similarly bright in the sky.

Which is larger Rigel or Betelgeuse?

Betelgeuse is larger than Rigel. Betelgeuse is a red supergiant star with a diameter about 1,180 times that of the Sun, while Rigel is a blue supergiant with a diameter roughly 79 times that of the Sun.

What type of stars are Betelgeuse and Rigel?

Betelgeuse is a red supergiant star and the Rigel is a blue supergiant. Both are in the same constellation Orion

What are Betelgeuse and Rigel?

Betelgeuse and Rigel are both bright stars in the constellation of Orion. Betelgeuse is a red supergiant star nearing the end of its life, while Rigel is a blue supergiant star. Betelgeuse is one of the largest stars known, and its brightness can vary significantly over time. Rigel, on the other hand, is a very luminous star and is actually a multiple star system, with several companion stars orbiting around it.

Why are the stars Betelgeuse and Rigel also known as alpha and beta Orionis?

Betelgeuse and Rigel are brighter and more prominent stars in the constellation Orion. In the Bayer classification system, which names stars using Greek letters in order of apparent brightness within a constellation, Betelgeuse is designated as Alpha Orionis and Rigel as Beta Orionis based on their brightness ranking within Orion.

Why does rigel shine as brightly as betelgeuse even though rigel is much smaller than betelgeuse?

Rigel appears as bright as Betelgeuse because it is closer to Earth than Betelgeuse, even though Rigel is smaller and less luminous. The brightness of a star is determined by both its luminosity and distance from Earth, so a smaller, closer star can appear just as bright as a larger, more distant one.

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