What specific element's abundance was key to refining the age estimate because it influences the rate of fusion?

Answer

Oxygen

The primary challenge in dating HD 140283 involved determining its exact abundance of oxygen, as this element influences the rate of fusion and consequently the star's burning time.

What specific element's abundance was key to refining the age estimate because it influences the rate of fusion?

#Videos

This Star Is Older Than The Universe and Scientists Can't Explain It

existenceuniversetimecosmologystar