It's the largest star that we've ever discovered. And if it were to replace our Sun, it would change a lot more than just the ...

"What if instead of shining brightly for another 5 billion years, the only star in our Solar System turned into a dark and ...

A survey of more than 56,000 sun-like stars reveals that “superflares” that are linked to bursts of radiation which play ...

Superflares are extremely strong solar flares, explosions with energies up to ten thousand times that of typical solar flares.

In 1531, a dazzling Marian apparition ended centuries of despair and terror and ushered in a new era of faith in Mexico.

The sun may be the key to all life on Earth, but it is not the reason global temperatures have been rapidly rising in the ...

How do you find a comet that could pose a threat to Earth but hasn't passed our planet in the last 200 years or more? You ...

New findings suggest that an extraordinarily powerful and dangerous burst of radiation might flare from our sun in the future ...

This report represents the collective hopes of scientists who study the Sun, setting out plans for improving our knowledge of ...

December’s full moon, dubbed the cold moon, will reach the crest of its full phase early Sunday. Here’s the best way to view ...

T hough it might not seem like it on a cold day in winter, the Earth is actually technically inside the atmosphere of the Sun. But evidence outlined in a recent paper suggests it hasn't always been, ...

The larger the black hole, the larger the jet, point out our readers - and it isn’t something they are looking forward to ...