For all we’re learning about the distant cosmos, there’s still much we don’t understand about things much closer to us, like ...

The proton sharks showed up on a Friday. In a routine data calibration meeting for NASA's Parker Solar Probe in 2020, a small ...

A moderate solar flare burst from the sun on Friday morning, marking the strongest eruption in days from an increasingly ...

Internal changes due to the sun's "active biorhythm" have become increasingly "skin-deep" over the past four solar activity ...

When you look up at the sky on a sunny day, the sun might seem like a bright spot, unchanging in the sky. But the sun is a ...

Scientists studying 50 years of solar data warn Earth may be entering a heightened risk period for rare “superflares” capable ...

A powerful M5.7 solar flare erupted from the sun on May 10, unleashing an impressive coronal mass ejection (CME) that could deliver Earth a glancing blow tonight and potentially spark northern lights ...

Add Yahoo as a preferred source to see more of our stories on Google. This year has given stargazers plenty of opportunities to catch the colorful auroras of the northern lights flicker across the ...

Researchers in Japan traced a hidden medieval solar storm using ancient tree rings and centuries-old sky observations. The team linked reports of eerie red auroras with spikes of carbon-14 trapped in ...

Our sun is an interesting place. A glowing fiery ball of hydrogen and helium that without it, would limit the existence of life as we know it. We on Earth care about the sun for the heat it provides ...

The Sun's activity is what gives us beautiful auroras — but it also has dramatic negative effects on satellites that go around Earth in a low orbit. When you purchase through links on our site, we may ...