How does the lifespan of a blue giant compare to that of a low-mass star like the Sun?

Answer

Blue giants have remarkably short lifespans, often only a few million years.

Because blue giants burn their nuclear fuel at a ferocious rate due to their high mass and energy output, their lifespans are very short in cosmic terms compared to low-mass stars that can shine for billions of years.

How does the lifespan of a blue giant compare to that of a low-mass star like the Sun?

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