Alva Review-Courier -

By Natalie Hinkel
Arizona State University 

Accelerating exoplanet discovery using chemical fingerprints of stars

 


(The Conversation is an independent and nonprofit source of news, analysis and commentary from academic experts.)

(THE CONVERSATION) Stars are born when huge clouds of dust and gas collapse in on themselves and ignite. These clouds are made up of raw elements, like oxygen and titanium, and each cloud has a unique composition that imprints on the star. And within the stellar afterbirth – from the material that didn’t find its way into the star – planets are formed.

Finding planets orbiting distant stars, or exoplanets, is difficult. There are tried and true methods that involve using l...



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