The last in a series of three coronal mass ejections hit Earth on Wednesday, so experts are keeping an eye on geomagnetic ...

The northern lights could be visible from a much larger portion of the northern United States than usual on Tuesday night and ...

Over the past few days, an active sunspot has erupted multiple times, sending clouds of high-energy plasma into space. The ...

The most powerful solar flare of 2025 has launched a ball of energy toward Earth that could trigger widespread auroras across ...

The strongest since Oct. 3, 2024 has been detected by NASA’s Solar Dynamics Observatory. It could mean widespread aurora ...

The sun unleashed a third X-class solar flare on Nov. 11. Clocking in at X5.1, it is the biggest solar flare this year and ...

The back-to-back eruptions caused radio blackouts across two hemispheres as the active sunspots turn to face Earth.

A powerful solar eruption from sunspot AR4274 triggered a massive X5.1-class solar flare, causing a Ground Level Event (GLE) ...

A series of three powerful flares and associated explosions of solar material out across the Solar System have set Earth ...

Increased solar activity causes auroras that dance around Earth’s poles, known as the northern lights, or aurora borealis, ...

Missed the northern lights this week or too cloudy near you? Check if the northern lights are visible tonight in New Jersey ...

A bevy of activity from the Sun produced a severe solar storm this week, producing northern lights across as far south as the ...