An international team of astronomers has discovered a distant planetary system that challenges long-standing theories of how planets form. Across our galaxy, astronomers routinely observe a ...

Southwest Research Institute scientists propose a new model for the formation of compact exoplanetary systems that contain multiple rocky planets in tight orbits around their star. In this model, ...

A rare planetary system has been discovered that mirrors the structure of our solar system, exoplanet formation, and gas ...

An international team led by the University of Geneva (UNIGE), including scientists from the National Center of Competence in Research PlanetS, the University of Warwick, and the Canary Islands ...

LHS 1903 is a small red M-dwarf star that is cooler and shines less brightly than our Sun. Scientists used telescopes in space and on Earth to discover four planets orbiting LHS 1903. With those ...