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Astronomy Fun Fact #58

Writer's picture: Moiya McTierMoiya McTier
Jun 11, 20191 min read

Most of the stars that were born as our galaxy formed are still "alive."


Low mass stars take a loooooong time to burn through all of their hydrogen. A star with just 10% the mass of the Sun could take about 10 TRILLION years to burn through its hydrogen. That's 100 times longer than the universe has existed!

 
 
 

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