Artist depiction of the mini-Neptune K2-18 b. Credit: NASA, CSA, ESA, J. Olmstead (STScI), N. Madhusudhan. Credit: Cambridge University Exoplanet K2-18b is garnering a lot of attention. James Webb ...

A scientist simulated the contents of the ice giant worlds, and found that a fluid layer may explain each planet’s strange magnetic field. By Jonathan O’Callaghan Jonathan O’Callaghan previously ...