Trappist-1 could be 9.8 billion years old, study finds

Trappist-1 could be 9.8 billion years old, study finds
A study led by researchers from NASA and the University of California, San Diego found that the star at the heart of Trappist-1 is between 5.4 and 9.8 billion years old, far older than our sun.

Trappist-1 could be 9.8 billion years old, study finds

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