See more of our trusted coverage when you search. Prefer Newsweek on Google to see more of our trusted coverage when you search. There is a chance of powerful X-class solar flares that are capable of ...

Across the galaxy, astronomers now see that planetary systems fall into four broad classes, and our own solar system, part of the rare Ordered group, is only one of them. At the same time, discoveries ...

The active sun is kicking into overdrive and we could be in for yet more dazzling auroras. In the early morning hours today (Aug. 14), the sun unleashed the most powerful class of solar flare, in a ...

The sun is an incomprehensibly gigantic, constantly roiling nuclear furnace—but some days are even busier than others. Based ...