Space traffic light The PAGER team's goal was therefore to create a simple traffic light system based on predictions. It tells a satellite operator if conditions in space are likely to be safe or not.

Powered by solar panels and equipped with lithium batteries, the “solmáforos” will continuously display the UV radiation risk ...

In 1986, the Voyager 2 spacecraft discovered Uranus has a strangely weak radiation belt. Now, researchers think this could be linked to "traffic jams" caused by the world's warped magnetic field.