Solar activity is again stirring public anxiety, but the current situation is more nuanced than the most dramatic headlines ...

NASA’s CGS releases the MAGE model to improve space weather prediction, providing simulations of solar storms, auroras, and ...

The Sun has hurled a massive cloud of charged gas toward Earth, a coronal mass ejection that can carry billions of tons of ...

A NASA spacecraft is making a close approach to the sun, repeating its record-breaking distance of 3.8 million miles from the ...

Comets are not the only celestial bodies with tails. Earth and Mercury also possess them, formed by different mechanisms.