Sun

X-class solar flare bursts from the Sun - but Earth isn't at risk

This may sound very serious - but what is a X-class flare and what does it mean for us?

Massive tentacle of plasma breaks off sun - report

The report stated that the entire detachment took approximately eight hours, and that video footage of the event later went viral on Twitter.

When is the next solar flare? Scientists may now know how to predict it - study

Researchers using NASA's Solar Dynamics Observatory may have found small flashes in the Sun's corona that could signal an impending solar flare.

Aztecs at Basin of Mexico kept accurate calendar using sunrise and mountains

Archaeologists have found a long straight stone on Mount Tlaloc in the Basic of Mexico which aligns with the sun as it rises on February 23 or 24.

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