Transit spectroscopy
![](/images/recherche//tiles/b191127a-3b9c-4d29-845d-2f3b0e1229c1.jpg)
2021-06-23 - When starlight passes through a planet's atmosphere, certain parts of the light are absorbed by the atmosphere's elements. By studying which parts of light are absorbed, scientists can determine the composition of the planet's atmosphere. (Credits: Christine Daniloff/MIT, Julien de Wit)
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