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Aeon is a registered charity committed to the spread of knowledge and a cosmopolitan worldview. Our mission is to create a sanctuary online for serious thinking.

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Sean Raymond
Astrophysicist, Laboratoire d'Astrophysique de Bordeaux
Sean Raymond is an American astrophysicist with the Laboratoire d’Astrophysique de Bordeaux in France.

Written by Sean Raymond

Essay/
Astronomy
Life in the dark

In the dark corners of our galaxy, there are billions of rogue planets roaming around, starless – can they support life?

Sean Raymond