Two stars have the same brightness when viewed from Earth. Is it correct to say the stars are the same distance from Earth and have the same temperature?
1 Answer
Nov 17, 2015
Not necessarily.
Explanation:
The brightness of a star when viewed from Earth depends on two things:-
- It's luminosity, &
- It's distance from Earth.
So two stars when viewed from Earth may appear equally bright due a no. of different combinations of the above two factors.