An active sunspot could give photographers another reason to photograph the night skies this weekend. A solar flare that hit ...

Northern Lights Are Expected Tonight (and Tomorrow) Thanks to a Rare Solar Storm—and It Can Be Seen Across Almost Half the ...

Usually, a solar storm means that auroras will light up the sky. But more powerful storms, such as this ancient one, could ...

The M4.4 solar flare unleashed a coronal mass ejection (CME) into space — and Earth might just receive a glancing blow.

Why auroras, solar storms may occur more frequently More frequent aurora displays are likely in the coming years, as the sun reaches the solar maximum stage of its magnetic field activity in 2025 ...

A solar storm might bring the aurora borealis to northern U.S. states on Tuesday as the sun is in the maximum activity phase of its 11-year cycle.

A coronal mass ejection hurtling from the sun toward Earth could unleash the northern lights in up to 18 states in the US.

A solar storm might bring the aurora borealis to northern U.S. states on Tuesday as the sun is in the maximum activity phase of its 11-year cycle.

In 1859, a severe solar storm triggered auroras as far south as Hawaii and caught telegraph lines on fire in a rare event. And a 1972 solar storm may have detonated magnetic U.S. sea mines off the ...

A coronal mass ejection hurtling from the sun toward Earth could trigger a geomagnetic storm, making the northern lights ...