How large is rigel in kilometers

Rigel is a hot supergiant star in the Milky Way galaxy. It is a blue-white supergiant. It is in the constellationOrion.

What type of star is rigel

Is rigel bigger than the sun

Rigel star

How big is rigel compared to the sun

How old is rigel

Rigel is much larger than our Sun. It is 78 times the Sun's radius, with a diameter of more than 100 million kilometers, but it's mass is 21 times more massive than our sun. It's a temperature of 12100 Kelvin, which causes the star to glow about 120 000 times brighter than the Sun.

^[1]Rigel is 864 light-years (8.2 quadrillion km) from Earth in Orion. Because it is near the equator, Rigel is seen from Earth as a small, bluish circle on clear nights from both hemispheres.

Stellar system

[change | change source]

Rigel appears to be as a single star, but in fact it's a stellar system of at least four stars.

How far is rigel from earth

That include Rigel A, Rigel Ba, Rigel Bb and Rigel C. Rigel Ba and Bb orbits around each other every 9.8 days, while Rigel C orbits around Rigel B binary every 63 years. The distance from Rigel A and BC is ~2 200 AU, so the orbital period of each other is ~24 000 years.

Rigel Ba, Bb and C have a mass of 3.84; 2.94; and 3.84 solar mas

how big is rigel in km

how big is rigel compared to earth