The X5.1-class eruption from sunspot AR4274 is this year's most powerful solar flare and Earth is in the firing line.

Solar flares are classified based on their strength into classes A, B, C, M, and X, with each class being ten times more ...

The night sky could once again be lit up by the northern lights as a Severe (G4) geomagnetic storm watch is in effect for Wednesday, Nov. 12 after a massive solar storm hit on Tuesday night.

If you were up around 1 a.m. ET Thursday, you may have seen the northern lights when activity was high. But through the day ...

The night sky could once again be lit up by the northern lights as a Strong (G3) geomagnetic storm watch is in effect for ...

Tips on seeing northern lights: It must be dark outside, so if you can, go somewhere that has as little light pollution as ...

Get your cameras ready! The northern lights may become visible as far south as Texas tonight or tomorrow. Here's the latest ...

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

Another powerful geomagnetic storm is in the forecast, and auroras could be visible much farther south than anticipated.

Storms that reach G3 strength on the SWPC’s 5-point scale are capable of sending the northern lights as far south as Illinois and Oregon. The SWPC noted, however, that the true strength of the storm ...

In the latest upheaval within the cryptocurrency market, Bitcoin has plummeted to $94,000, shedding about $13,000 in just ...