Quebec, and Ontario, and are often visible across the Prairies, typically showing up as displays of green arcs and bands across the sky. For stronger geomagnetic storms to occur (from G2 through G5) ...

Geomagnetic storms are capable of sparking beautiful ... power blackouts, such as the one in Quebec in March 1989, and possibly even long-term internet outages due to the effects on the cables ...

This phenomenon occurs with every geomagnetic storm, large and small. GICs can damage system assets in a manner that can be sudden and catastrophic, as in the case the Quebec storm of 1989. The impact ...

A new study finds that unique ionospheric changes occurred in the upper atmosphere in response to the May 2024 geomagnetic ...

The Sun periodically ejects huge bubbles of plasma from its surface that contain an intense magnetic field. These events are called coronal mass ejections, or CMEs. When two of these ejections collide ...

When two of these ejections collide, they can generate powerful geomagnetic storms that can lead to beautiful auroras but may disrupt satellites and GPS back on Earth. On May 10, 2024, people ...