Earth’s magnetic field absorbed a glancing punch from the Sun this past weekend, registering a planetary K-index of 4 on both ...

See more of our trusted coverage when you search. Prefer Newsweek on Google to see more of our trusted coverage when you search. The sun has suddenly become much more active, bursting with sunspots ...

Forecasts say up to three glancing CME impacts could trigger G1 and possible G2 geomagnetic storms through May 20, boosting ...

The sun has erupted with a moderate M5.7 solar flare and a coronal mass ejection that could trigger a northern lights display.

A powerful M5.7 solar flare erupted from the sun on May 10, unleashing an impressive coronal mass ejection (CME) that could deliver Earth a glancing blow tonight and potentially spark northern lights ...

A coronal mass ejection from an unseen far-side sunspot just hurled itself into space — NOAA’s GOES-19 spacecraft catching ...

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The Northern Lights may be visible in the U.S. overnight on Tuesday, Nov. 11 through Wednesday, Nov. 12, with a strong G3 geomagnetic storm being forecast by space weather experts at NOAA. It could ...

A powerful solar flare has erupted from the Sun and is now being linked with temporary radio disruptions and a possible chance of Northern Lights in p.

Researchers created the first detailed electrical map beneath the United States, improving the ability to monitor solar storm ...