The researchers took a fresh look at eight months of data from around the time of Voyager 2’s visit and found that it encountered Uranus just a few days after the solar wind had squashed its ...

By Aubree Ross During its brief flyby, Voyager 2 encountered Uranus’ magnetosphere in an unusual state—almost devoid of plasma. Scientists initially believed this revealed a unique property of ...

But in the magnetosphere collisions between particles are rare, and scattering across the magnetic field is most effective when there are electromagnetic waves at frequencies of a few millihertz ...