The JWST discovers an impossible anomaly on TOI-5205 b and challenges everything we thought we knew about giant planets.

Does our solar system have a mysterious ninth planet? The discovery of a new dwarf world suggests not. It's an evocative idea that has long bedeviled scientists: a huge and mysterious planet is ...

NASA’s James Webb Space Telescope (JWST) has revealed astonishing new details about an already known but highly unusual exoplanet, offering scientists a deeper look into one of the most extreme ...

NASA reveals that Jupiter's size is smaller and flatter than previously thought, changing key models of the current Solar ...