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Why vega brighter than arthuros?
Vega appears brighter than Arcturus in the night sky because it is closer to Earth, being only about 25 light-years away compared to Arcturus which is around 37 light-years away. Additionally, Vega is a hotter and more luminous star compared to Arcturus, contributing to its perceived brightness.
How many solar masses is arcturus?
Arcturus has a mass estimated to be about 1.1 times the mass of our Sun, making it slightly more massive than the Sun.
How bright is Arcturus?
Arcturus has an absolute magnitude of -0.29 and an apparent magnitude of -0.04
Is Arcturus star a part of a binary or multiple system?
No. Arcturus is believed to be a single star.
Why Vega is brighter than Arcturus?
1. It might be closer to us, 2. it might be a bigger and brighter star. Arcturus is 35 light years away and has an absolute magnitude of -0.3, which makes it 100 times brighter than the Sun, while Vega is 26 light years away and has an absolute magnitude of 0.5, about half as bright as Arcturus. From Earth they are both about the same brightness.
How hot is Arcturus?
The temperature of Arcturus is about 4,290 Kelvin
Is Arcturus bigger than the sun?
Arcturus
Is a arcturus hot or cold?
hot<3
What is the radius of Arcturus compared to the Earth?
Arcturus has a radius about 26 times that of our Sun.Our Sun has a radius about 109 times that of Earth.So a quick bit of math: 109 x 26 = 2,834 times that of Earth
Why vega brighter than arthuros?
Vega appears brighter than Arcturus in the night sky because it is closer to Earth, being only about 25 light-years away compared to Arcturus which is around 37 light-years away. Additionally, Vega is a hotter and more luminous star compared to Arcturus, contributing to its perceived brightness.
How many solar masses is arcturus?
Arcturus has a mass estimated to be about 1.1 times the mass of our Sun, making it slightly more massive than the Sun.
Which is the hottest is it the sun or the betelgeuseor the rigel or the arcturus?
Rigel
What are other stars than the sun?
Sirius,Pollux and Arcturus
Is arcturus a cold star?
Arcturus is hot. Bear in mind that only a hot star is even going to be seen in the night sky. Any cold star would also be dark.
How hot is the sun compared to earth?
the sun is about 10000 times hotter than earth
Would you say 60 degrees c is hot?
Compared to absolute zero, yes. Compared to the sun, no.
Which star is bigger than arcturus smaller than Antares?
capella and sun
