Astrophysics (index)about

geomagnetic storm

(disturbance in Earth's magnetosphere)

A geomagnetic storm is a short-term change in the magnetic field centered on the Earth, invariably from influence of the Sun, e.g., solar wind, solar flares, etc. Such storms can affect radio communication, power, satellites, etc.

(Earth,Sun,magnetism,disturbance,event type)

Referenced by:
Carrington event
1947 sunspot
solar storm