NASA's MESSENGER spacecraft discovered electric currents in Mercury's magnetosphere directed toward and away from the planet. Do the currents reach the planet? If so, where do they go?
solar wind
Posted inResearch Spotlights
How the Solar Wind May Affect Weather and Climate
The Sun's influence on the Earth's climate is complicated, but researchers are slowly figuring out how the solar wind can indirectly affect clouds over the poles.
Posted inResearch Spotlights
Measuring Solar Wind Interactions in Mars’s Exosphere
An updated analytical technique gave researchers a new look at ion cyclotron waves in Mars’s extended hydrogen exosphere.
Posted inResearch Spotlights
Observing the Birkeland Currents
Scientists use continuous measurements to observe a complicated process in the Earth’s magnetosphere.