Solar Storm Threat Is Back as Giant Sunspot Cluster Reappears

Earth may experience another solar storm—and more auroras—in early June as the hyperactive sunspot cluster rotates back into view.

Machines at the Bottom of the Ocean Witnessed the Recent Solar Storm

A recent solar storm triggered auroras around the world, but as millions watched this celestial display, its effects were also seen at the bottom of the ocean.

Not Just Auroras: Here’s the Tech That Got Hit by This Weekend’s Solar Storm

SpaceX's Elon Musk said the company's Starlink satellites were "under a lot of pressure" from the incoming radiation.

How Scientists Are Prepping for the Incoming Severe Solar Storm

“We have a very rare event on our hands," according to space weather forecasters.

World Warned to Prepare for Today’s Severe Geomagnetic Storm, First in 20 Years

A batch of strong solar flares has appeared on the Sun over the past few days, prompting officials to issue a severe geomagnetic storm watch.

Still Have Your Eclipse Glasses? Use Them to Look at This Massive Sunspot

This historically large sunspot, now 15 times wider than Earth, rivals the one linked to the colossal solar storm of 1859.

NASA Probe’s Daring Flight Through Sun’s Eruption Sheds Light on Solar Storms

The Parker Solar Probe flew through a coronal mass ejection in 2021, finding clues that are helping to unravel the mystery of space weather.

Something Unearthly Could Switch Train Signals From Red to Green

A solar superstorm could cause a rail disaster, scientists warn.

Back-to-Back Solar Flares Knock Out Radio Signals Across the US

Both solar flares were X-class events, the most intense and energetic storms the Sun can emit.

The Northern Lights Will Travel South on Thursday

A geomagnetic solar storm is forecast to make the aurora borealis visible in much of the lower 48 on Thursday night. Here's where to look.

Mystery Cosmic Storms Left Their Mark in Tree Rings, Scientists Say

Six spikes in Earth’s radiation levels, recorded in tree rings, may represent an unknown extreme astrophysical event.

The Solar Orbiter Spacecraft Just Got Hit by a Gigantic Outburst From the Sun

The spacecraft survived the encounter and even managed to capture value data about our host star.

Some Lucky U.S. Northerners Might See the Aurora Thursday and Friday

The U.S. also warns some unlucky folks could potentially experience power outages and radio signal issues as a ‘cannibal’ CME plays with Earth's magnetic field.

Sun Gets Ahead of Itself, Shoots Off Huge Solar Flare on July 3rd

The X-class flare was an intense one, but it won’t meddle with anything on Earth.

A Powerful Solar Storm Likely Detonated Dozens of U.S. Sea Mines During the Vietnam War

Scientists say the finding should be a call-to-action to secure our technology against solar flares.

A Solar Flare Almost Sparked a Nuclear War in 1967

A Nightmarish Timeline of What Would Happen to the Earth After a Massive Solar Flare

Something Weird and Amazing Is Happening at Jupiter’s North Pole

Close-Flying Satellites Set Record While Investigating Solar Storms

Meet the Preppers Who Are Ready for the Next Massive Solar Storm