Missouri stargazers will have the opportunity to view the Perseid Meteor Shower, a full moon, and a geomagnetic storm watch ...

A geomagnetic storm that's now hurtling into the Earth has been classified as "extreme," or a G5 storm, the highest level, the Space Weather Prediction Center said Friday evening.

A coronal mass ejection, or CME, was hurled out by the sun on Tuesday, NOAA’s Space Weather Prediction Center said. The CME, ...

But researchers found that the space hurricane formed under a northward-aligned IMF, which typically "closes the door" to geomagnetic activity. As a result, these storms often go unnoticed by standard ...