The given table lists the masses and luminosities of six main sequence stars.
Which star is most likely to have the shortest lifetime?
Which star is most likely to have the longest lifetime?
Which star has properties most similar to those of the Sun?
4 Sagittarii is a main sequence star with a mass 3.23 times that of the Sun. Is 4 Sagittarii likely to have a lifetime that is shorter than, longer than, or equal to that of the Sun?
1 Persei is a binary star system containing two main sequence stars: 1 Persei A and 1 Persei B. 1 Persei A has a luminosity 2,190 times that of the Sun. 1 Persei B has a luminosity 3,310 times that of the Sun. Which of the two stars is likely to have the shortest lifetime?