Key facts
- Astronomers found strong evidence of magnetic fields on exoplanets.
- The evidence comes from tracking winds in the atmospheres of seven ultra-hot Jupiters.
- These magnetic fields appear to shape weather patterns on these distant worlds.
Astronomers have identified what they believe to be the clearest indications to date of magnetic fields present on planets outside of our solar system. This significant finding was achieved through the detailed observation and tracking of powerful atmospheric winds on seven exoplanets, specifically those classified as ultra-hot Jupiters. The data suggests that these magnetic fields play a crucial role in shaping the weather systems on these distant celestial bodies, offering new insights into planetary atmospheric dynamics beyond our own solar system.