New discoveries and fresh looks at familiar worlds show how far exoplanet science has come — and how much remains unknown. When you purchase through links on our site, we may earn an affiliate ...

The Penn State-led Habitable Zone Planet Finder (HPF) provides the highest precision measurements to date of infrared signals from nearby stars. Pictured: The HPF instrument during installation in its ...

An international team, including researchers from Penn State, has unveiled the discovery of a potentially habitable "super-Earth" less than 20 light-years from our solar system, marking a significant ...