After an X-class solar flare erupted, shortwave radio blackouts were detected across the Americas — the sunlit side of Earth at the time. These disruptions, common during intense solar activity, occur ...

The sun unleashed a strong X1.1 solar flare on Friday, March 28, as scientists continue to monitor the possibilities of ...

X is the most powerful class of solar flare. The number following it represents the strength, however, and 1.1 is relatively ...

A powerful solar flare is expected to reach Earth between Sunday evening and early Monday morning, increasing the chances of ...

Solar flares, the immense bursts of radiation from the sun, have long fascinated scientists and enthusiasts alike. But beyond ...

Some U.S. states could be treated with a northern lights display due a minor geomagnetic storm on the sun, according to space ...

The National Oceanic and Atmospheric Administration predicted a much stronger northern lights display than usual Saturday ...

A strong geomagnetic storm made the Northern Lights visible in 22 U.S. states. Find out where you can still see them and why ...

If using a regular camera, photography experts told National Geographic to use wide-angle lenses, an aperture or F-stop of ...

A huge sun eruption combines with speedy solar wind from a "coronal hole" for a weekend aurora show, experts predict.

Viewing opportunities in the northern lights forecast are significantly better than initially reported yesterday and ...

Some U.S. states could be treated to a northern lights display thanks to a minor geomagnetic storm on the sun, according to space forecasts.