A newly discovered exoplanet — TOI 849 b — located 730 light-years from Earth offers astronomers a unique opportunity to study the interiors of planets. The exoplanet — which was discovered by a team led by the University of Warwick and is being investigated by Dr Christoph Mordasini, University of Bern — is the first example of an exposed exoplanet core found in orbit around its star. The team of astronomers have been able to determine many of the qualities of the planet, including its radius, orbit and surface temperature. The exposed core is roughly the size of Neptune —…

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