Solar cycle 25 may be on the downswing, but that doesn’t seem to be stopping the auroras from putting on a show.

Colorful auroras could dazzle skywatchers again on Monday night amid a severe geomagnetic storm and what the National Oceanic ...

A powerful flare has unleashed a severe solar storm that could cause auroras and satellite disruptions on Earth.

An X-class solar flare has produced an Earth-directed coronal mass ejection, increasing solar activity and raising the likelihood of geomagnetic impacts within 24 hours.

The Sun has unleashed its most powerful solar radiation storm in over 20 years, sending high-energy particles toward Earth and raising concerns about possible disruptions to satellites, aviation ...

One way to track the solar cycle is by counting the number of sunspots, which are dark, cooler patches on the Sun’s surface.

A rare and intense energy flare from the sun has reached our planet, leading to what scientists say is the most violent solar ...

Wausau Pilot & Review Central Wisconsin residents could catch a glimpse of the Northern Lights tonight as strong solar ...

A blistering coronal mass ejection from the Sun raced to Earth in just 25 hours, triggering a severe G4 geomagnetic storm and ...

Strong solar activity created spectacular auroras in many parts of the world, including Romania, on the night of Monday to ...

Activity on the sun is not constant; it varies along a cycle of about 11 years. The peak of this solar cycle — called solar maximum — is when sunspots, solar flares and coronal mass ejections (CMEs) ...