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Brightnest is a factor of luminousity and distance as seen from Earth. (Apparent magnitude)

  • Vega - 0.03.
  • Betelgeuse: 0.42

So Betelgeuse is brighter as viewed from Earth.

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โˆ™ 2012-04-02 17:34:43
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Q: Which star is brighter Vega or Betelgeuse?
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Related questions

Which star is brighter Aldebaran or Betelgeuse?

Betelgeuse is brighter.


Which star is brighter Betelgeuse or Rigel?

Rigel is brighter than Betelgeuse.


Is Vega or Betelgeuse the brightest star?

Brightness is a function of a stars luminosity as observed from Earth. So our Sun is the brightest. Vega has an apparent magnitude of: 0.03 Betelgeuse has an apparent magnitude of 0.42 So, in apparent magnitude, Vega is brighter.


Why is Vega brighter than Betelgeuse?

A star's brightness is a function of its luminosity, or the amount of energy it produces per unit time. Vega must have a higher luminosity, meaning it fuses more material than Betelgeuse in a given period of time.


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Betelgeuse is regarded as the 9th brightest star as we see it, and Antares is 16th.


Which is brighter Aldebaran or Betelgeuse?

This could be considered a trick question. Generally, Betelgeuse is brighter BUT Betelgeuse is what we call a variable star and there are times when it is fainter than Aldebaran.


The brightest star in a given constellation is designated as alpha?

Generally, true, but there are rare exceptions. For example, Betelgeuse is "Alpha Orionis" while Rigel, generally brighter then Betelgeuse, is "Beta Orionis". Betelgeuse is a somewhat variable star, and when the Bayer designations were assigned, Betelgeuse was the brighter star.


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