solar flares

Are auroras coming back?

The same solar region that brought an outburst of night-time beauty in early May is coming back around. But things have changed, a space weather expert tells NPR.

'Freakish' Sunspot Wows Astronomers

AR 2192, the largest sunspot seen since the beginning of the current 11-year cycle that started in 2008, is producing strong solar flares.