NASA observes back-to-back X-class solar flares, the most powerful kind of flare. Until we hit Z-class, that is.
A NASA spacecraft gets lucky with this zoomed-in view of a massive coronal mass ejection.
Two months of observations at the maximum of the 11 year solar cycle gives the Sun two huge belts of fire.
A Martian year's worth of sun traces a teardrop in the sky above the Opportunity rover.
The HARPS telescope spots three planets in a star cluster that contains a star nearly identical to our sun.
The Sun is far, far more glorious than our primitive eyes can comprehend.
After a run-in with the Sun last night, the "comet of the century" ISON might not have gotten swallowed. At least, not completely.
The Sun exploded a few months ago. More than it normally does, that is.
Scientists will find out when they send a new probe into the Sun’s atmosphere, just four million miles from its surface.
NASA takes beautiful images of an eruption on the sun that is sending particles racing towards the Earth.