A continuous stream of charged particles from the Sun's corona at 300-800 km/s. It shapes planetary magnetospheres, drives auroral displays, and creates the heliosphere enclosing our solar system.
The outermost layer of the Sun's atmosphere, extending millions of kilometers. Much hotter than the surface at 1-3 milli...
The region of space surrounding a planet dominated by its magnetic field. Earth's magnetosphere extends tens of thousand...
A natural light display in Earth's sky, predominantly seen in high-latitude regions. Auroras are caused by charged parti...
Dive deeper into solar wind and related concepts on Cosmos Observatory.