What fundamental property dictates a star's fuel consumption rate and lifespan?

Answer

Initial Mass

A star's mass determines how hot and bright it burns; more massive stars consume their hydrogen fuel faster, resulting in a shorter overall lifespan.

What fundamental property dictates a star's fuel consumption rate and lifespan?

#Videos

How Do We Measure the Ages of Stars? With Astrophysicist Ruth ...

How do you measure the age of a star? | Science News - YouTube

ageSpaceastronomysciencestarsstellar evolutionage determination