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Space Weather

See our amazing collection of stories and features about the increasingly important topic of space weather (aka solar storms).

Related Topics: Solar Eclipse, Aurora Borealis 

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The northern lights shimmered in the night sky over Tromsø, Norway, on Jan. 9, 2014, after a coronal mass ejection arrived in near-Earth space, following a two-day journey from the sun.

Northern lights (aurora borealis): What they are & how to see them

By Stefanie Waldek published

REFERENCE Learn all about the northern lights, including the science behind their colors, the display's ancient history and how to see the phenomenon.

A view of Comet Leonard as seen over Australia.

Comet Leonard puts on a final, spectacular display with ion tail in solar wind

By Meghan Bartels published

Comet Leonard is slipping out of view, but not without putting on one last show.

These nine images show coronal streamers on the sun, bright structures in the sun's corona normally seen only in solar eclipses, as spotted by NASA's Parker Solar Probe as it flew through the sun's outer atmosphere.

Watch 'coronal streamers' streak off the sun in close-up video from Parker Solar Probe

By Elizabeth Howell published

A new video of solar streamers evokes the streaking stars seen during spacecraft hyperdrives in "Star Wars."

has to pass through the Van Allen radiation belts, a risky environment for its electronics.

Here's the space weather forecast for NASA's James Webb Space Telescope launch

By Tereza Pultarova published

Space weather could derail the James Webb Space Telescope launch tomorrow. But so far, all seems in favour for tomorrow's big day.

Aurora Over Abisko National Park in Sweden

Where to see the northern lights: 2022 aurora borealis guide

By Mike Wall, Elizabeth Howell, Tereza Pultarova published

Where should you go to get the best look at the dancing, dazzling display known as the aurora borealis?

Artist's illustration of the young star EK Draconis unleashing a coronal mass ejection as two planets orbit.

Astronomers spy record-breaking eruption on young sunlike star

By Charles Q. Choi published

Astronomers may have, for the first time, detected a sunlike star erupting with a giant outburst 10 times larger than anything similar ever seen from our sun.

The northern lights seen over a village near the Russian Arctic on Oct. 31, 2021.

'Cannibal CME' sun storm marks rise of new solar cycle in space weather

By Meghan Bartels published

The sun is waking up — and making sure we all know it.

An image shows a coronal mass ejection bursting off the sun on Nov. 2, 2021.

Solar storm from 'cannibal' sun eruption may impact power grid and bring auroras as far south as Pennsylvania

By Meghan Bartels published

A powerful solar storm could interfere with power grids, satellites and radio signals — although it might also have sent the beautiful northern lights incredibly far south.

An image shows a coronal mass ejection bursting off the sun on Nov. 2, 2021.

Sun outburst goes 'cannibal' as fast new blob overtakes a slower one

By Meghan Bartels published

It's been a busy few days for our sun, which has produced three of the outbursts that scientists call coronal mass ejections since Monday (Nov. 1).

The northern lights are seen over Teriberka, Russia, a village with the population of about 1,000 people, located some 120 km away from the city of Murmansk on the Russian Arctic coast on Oct. 30, 2021.

Halloween northern lights from huge solar flare thrill skywatchers

By Tariq Malik published

A huge solar flare from the sun has spawned a Halloween northern lights show that has stargazers over the moon.

NASA's Solar Dynamics Observatory captured this stunning image, a still from a video, of a powerful X1 flare erupting from the sun on Oct. 28, 2021.

Watch the sun fire off huge solar flares in this mesmerizing NASA video

By Tariq Malik published

A new NASA video shows stunning views of solar flares from the sun just before Halloween.

An X1-class solar flare erupts from an Earth-facing sunspot on the sun on Oct. 28, 2021 in this image from NASA's Solar Dynamics Observatory.

Major solar flare won't delay SpaceX Crew-3 astronaut launch on Halloween, NASA says

By Amy Thompson published

NASA officials say that the agency's Halloween astronaut launch will not be affected by a massive solar flare that's scheduled to hit Earth this weekend.

A powerful X1-class solar flare erupts from an active sunspot in the center of the sun on Oct. 28, 2021 in this image from NASA's Solar Dynamics Observatory.

Huge solar flare could supercharge northern lights on Halloween

By Tariq Malik published

A major solar flare erupted from the sun on Thursday (Oct. 28) in the strongest storm yet of our star's current weather cycle.

An X1-class solar flare erupts from an Earth-facing sunspot on the sun on Oct. 28, 2021 in this image from NASA's Solar Dynamics Observatory.

Sun fires off major solar flare from Earth-facing sunspot

By Tariq Malik published

A major solar flare erupted from the sun on Thursday (Oct. 28) in the strongest storm yet of our star's current weather cycle.

This image from NASA's Solar Dynamics Observatory shows an active solar region (visible at top-middle left) on the left limb of the sun as it rotated into view on Oct. 26, 2021.

A new sunspot is firing off solar eruptions and here's what it looks like on video

By Elizabeth Howell published

Our otherwise quiet sun had a stormy five-hour fiesta during the early hours of Tuesday (Oct. 26).

aurora

Astronauts capture stunning aurora from International Space Station

By Elizabeth Howell published

The sky show took place over Antarctica and New Zealand.

The CUAVA-1 satellite departs from the International Space Station.

Forecasting space weather is hard. A new Australian satellite may help make it easier

By Brett Carter, Iver Cairns published

The new satellite is the first designed and built by the Australian Research Council Training Centre for Cubesats, UAVs, and their Applications (or CUAVA for short).

A solar storm, or coronal mass ejection (CME), erupts from the sun in August 2012.

An 'Internet apocalypse' could ride to Earth with the next solar storm, new research warns

By Brandon Specktor published

A catastrophic solar storm could take huge sections of the Earth offline for weeks or months, a new research paper warns.

cires sun's middle corona

Scientists' 1st-ever view of sun's middle corona could sharpen space weather forecasts

By Samantha Mathewson published

Recent telescope views shed new light on the sun's elusive middle corona that could prove beneficial to space weather forecasts.

The European/Japanese spacecraft BepiColombo has taken a selfie with Venus during its close flyby at the planet in August 2021.

BepiColombo spacecraft records the sound of solar wind at Venus

By Tereza Pultarova published

The Mercury-bound BepiColombo spacecraft recorded the sound of the solar wind at Venus as it flew just 340 miles above the planet during a maneuver designed to adjust its path.