The Sun, along with more than 1,500 other stars, journeyed from the middle of the Milky Way to its current position a few billion years ago.

Look north this evening a couple hours after sunset and you’ll easily spot the large shape of the Big Dipper as it sits upside-down in the sky, appearing to pour from its cup into that of the smaller ...

In March of 1989, a highly active sunspot region released multiple extreme solar flares, including an X4.5 flare on March 10 and a M7.3 flare on March 12. Solar flares are ranked as B, C, M, and X ...