Solar flare
Latest about Solar flare

The US isn't prepared for a big solar storm, exercise finds
By Tereza Pultarova published
A first-of a-kind space weather "tabletop" exercise has revealed major weaknesses in America's preparedness for major solar storms.

The sun just spat out the strongest solar flares of 2025 — and more could be headed toward Earth
By Jess Thomson published
The sun has released several powerful M- and X-class solar flares over the past few days, resulting in radio blackouts around the world.

Powerful X-class solar flare caught on camera erupting from sun's surface
By Jess Thomson published
A powerful X1.1-class solar flare was released by the sun on March 28, resulting in radio blackouts across North and South America

Auroras possible in a dozen US states tonight as 'coronal hole' unleashes particle storm on Earth
By Skyler Ware last updated
Auroras are possible over the U.S. tonight (March 25) as a "moderate" geomagnetic storm hits Earth.

New NASA robot with X-ray vision will watch Earth 'breathing' from the moon
By Ben Turner published
NASA's LEXI instrument is set to land on the moon's surface sometime this month. Using X-ray sensors, the device will watch Earth's atmosphere "breathing out and breathing in" to uncover key space weather mysteries.

Our sun may be overdue for a 'superflare' stronger than billions of atomic bombs, new research warns
By Ben Turner published
Observations made using a new method have revealed that sun-like stars produce cataclysmic superflares once every hundred years. Could our sun create one soon?

Monster X-class flare launches massive solar storm towards Earth — and could trigger auroras this weekend
By Harry Baker published
The sun just unleashed one of its largest solar explosions in recent years, temporarily causing a radio blackout on Earth and spitting out a coronal mass ejection that will likely collide with our planet this weekend.
Sign up for the Live Science daily newsletter now
Get the world’s most fascinating discoveries delivered straight to your inbox.