NASA’s Webb Images Young, Giant Exoplanets, Detects Carbon Dioxide

• Science
• Mar 17, 2025

NASA’s James Webb Space Telescope has captured direct images of multiple gas giant planets within an iconic planetary system. HR 8799, a young system 130 light-years away, has long been a key target for planet formation studies. The observations indicate that the well-studied planets of HR 8799 are rich in carbon dioxide gas...