The back-to-back eruptions caused radio blackouts across two hemispheres as the active sunspots turn to face Earth.

Brace for Impact: A high-speed solar storm, triggered by the Sun’s most powerful eruption of the year, is currently buffeting Earth's magnetic field, with space weather experts warning of possible ...

Sunspot AR3474 detonated with an X1.8 solar flare on November 4, sending an ultraviolet wave silencing South America's ...

Sunspot AR4618 erupted with an M4.4-class solar flare causing a coronal mass ejection (CME) that may give Earth a glancing ...

The sun has a bone to pick with Earth — and it’s not done yet. A colossal solar storm just zapped the daylight side of the planet, causing global blackouts and knocking out radio signals across Europe ...

The European Space Agency has conducted its most severe solar storm simulation yet, warning that a Carrington-level ...

Could this be the Perfect Geo-storm? October is off to a hot start: The sun unleashed a massive X-class solar flare — the “strongest of its kind,” according to Space.com — that has the potential to ...

As a particularily active sunspot region rotates into view, the sun has released its largest solar flare since June.

The sun has unleashed the most powerful solar flare since 2017, just days after it spat out another monster explosion. Both outbursts have launched solar storms that will likely hit Earth this weekend ...

As the third confirmed interstellar object to pass through our solar system, 3I/ATLAS is prime for new discoveries. It was ...