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 ...

A series of three powerful flares and associated explosions of solar material out across the Solar System have set Earth ...

The X5.1-class eruption from sunspot AR4274 is this year's most powerful solar flare and Earth is in the firing line.

NASA's Solar Dynamics Observatory has caught a huge flare erupting from the Sun, a 10 million degree Fahrenheit eruption potent enough to disrupt GPS and more. The SDO – which launched in 2010 – ...