The two main stars of the constellation Orion – Betelgeuse and Rigel – are about equally bright in Earth’s sky

The two main stars of the constellation Orion – Betelgeuse and Rigel – are about equally bright in Earth’s sky, but Betelgeuse is 3.5 times colder. How do the angular diameters of these stars compare?

The angular diameter of Betelgeuse is 12 times larger.

Remember: The process of learning a person lasts a lifetime. The value of the same knowledge for different people may be different, it is determined by their individual characteristics and needs. Therefore, knowledge is always needed at any age and position.