0
What else can I help you with?
Which star is hotter rigel or aldebaran?
Rigel, has a surface temperature of 12100 K, approx 3.1 times as hot as Aldebaran (3910 K).
Is Rigel bigger than Aldebaran?
Rigel: 71 solar radiiAldebaran: 44.2 solar radii.So Rigel is almost twice the size of Aldebaran.See related link for a pictorial of the difference (Section 5).
Is the Sun cooler then Rigel?
No, Rigel is hotter than the Sun. Rigel is a blue supergiant star with a surface temperature that is much hotter than 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 as brightly as Betelgeuse even though Rigel is much smaller?
It's hotter
Which star is hotter rigel or aldebaran?
Rigel, has a surface temperature of 12100 K, approx 3.1 times as hot as Aldebaran (3910 K).
Is Rigel brighter than Aldebaran?
yes
Is Rigel bigger than Aldebaran?
Rigel: 71 solar radiiAldebaran: 44.2 solar radii.So Rigel is almost twice the size of Aldebaran.See related link for a pictorial of the difference (Section 5).
Rigel aldebaran Sirius Antares KY cygni betelgeuse pollux arrange in ascending order?
In terms of size from smallest to largest, its Sirius, Pollux, Aldebaran, Rigel, Betelgeuse, Antares, and KY Cygni.
Why is Rigel appears brighter than aldeberan even though aldeberan is technically brighter than Rigel?
The absolute magnitude of Rigel is -7.92 while that of Aldebaran is -6.41. This means that Rigel is approx 4 times brighter than Aldebaran - technically. So the question is based on a flawed grasp of absolute magnitude.
What were the names of the four horses on Ben Hur's chariot?
Antares Aldebaran Altair Rigel
Is the Sun cooler then Rigel?
No, Rigel is hotter than the Sun. Rigel is a blue supergiant star with a surface temperature that is much hotter than 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 as brightly as Betelgeuse even though Rigel is much smaller?
It's hotter
Betelgeuse appears red in the sky Rigel appears very white Which one is hotter?
Rigel is much hotter. Red is the lowest temp. blue and white are the hottest
Is Vega Hotter the Rigel?
Yes, Vega is hotter than Rigel. Vega is a main sequence star with a surface temperature of around 9600 K, while Rigel is a supergiant star with a surface temperature of around 12,100 K.
How can you tell if Rigel or Betelgeuse is hotter?
You can tell if Rigel or Betelgeuse is hotter based on their color. Rigel appears blue-white, indicating a hotter temperature, while Betelgeuse appears orange-red, suggesting a cooler temperature. Additionally, the spectral class of Rigel (B8Ia) is hotter than Betelgeuse's spectral class (M1-2Ia).
