Planets in Alpha Centauri could be carbon-rich – if they exist
Physics World
MARCH 14, 2022
Planets orbiting the Sun-like stars of Alpha Centauri could be carbon-rich worlds with diamonds and graphite littered across their surfaces, say astronomers. So far, astronomers have discovered one confirmed exoplanet (and two strong candidates) orbiting Proxima, but a 2012 “discovery” of a planet orbiting Centauri B was later disproven.
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