bob sagans hamish kelsall its about 60,000 but the sun is 500,000,000
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.
Arcturus has a mass estimated to be about 1.1 times the mass of our Sun, making it slightly more massive than the Sun.
Arcturus, a red giant star, is approximately 25 times larger in diameter than our Sun. In terms of volume, around 1,000 Suns could fit inside Arcturus. This significant size difference highlights the vast scale of the universe and the diversity of star types.
Arcturus has an absolute magnitude of -0.29 and an apparent magnitude of -0.04
No. Arcturus is believed to be a single star.
The temperature of Arcturus is about 4,290 Kelvin
Arcturus
hot<3
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
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.
Arcturus has a mass estimated to be about 1.1 times the mass of our Sun, making it slightly more massive than the Sun.
Rigel
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.
Sirius,Pollux and Arcturus
the sun is about 10000 times hotter than earth
Compared to absolute zero, yes. Compared to the sun, no.
capella and sun