NASA’s TRACERS Mission 

NASA’s TRACERS Mission 

The mission is a pair of satellites that will study how the solar wind—the continuous stream of ionized particles escaping the Sun and pouring out into space—interacts with and enters Earth’s magnetosphere, the region around Earth dominated by our planet’s magnetic field.

Mount Etna Erupts 

Mount Etna Erupts 

The Copernicus Sentinel-2 mission captured a dramatic image of Mount Etna erupting on June 2, 2025, when a massive plume of ash, gas and rock suddenly burst from Europe’s largest active volcano.