Diamond 'Super-Earth' May Not Be Quite as Precious as Once Thought, Study Finds
Sep 8, 2025 - 19:00

New research challenges the idea that 55 Cancri e, once dubbed a “diamond planet”, is rich in carbon. Re-analysing telescope data, scientists concluded that the host star has a lot more oxygen than originally believed, making the possibility that its planet formed with a carbon-dominant atmosphere less likely.