Question

Why do massive stars have shorter lifespans than average stars?

• A. They are excited to get through their lifecycles faster
• B. They have less steps in their lifecycles
• C. They burn their fuel faster
• D. They have less fuel to burn

Answer 1

Answer: (C)

They burn their fuel faster

Massive stars live shorter lives than the common small stars because even though they have a larger amount of hydrogen for nuclear reactions, their rate of consuming their fuel is very much greater.