Inside the core, particles collide and release incredible amounts of energy, which radiate out from the Sun in the form of light – a process called nuclear fusion. The light travels outward towards ...

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

It's getting crowded up there. Over the past few years, the advent of SpaceX's Starlink and other players in the ...

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 ...

The sun has just released a powerful M5.7 solar flare, sending a stream of charged particles hurtling toward Earth’s ...

"This observation is expected to be key for planning sustainable space operations in the future." ...

NASA scientists were stunned when a strange radio signal from the Sun refused to fade away. Instead of lasting a few hours or ...

Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific advancements and more. The northern lights ...

Recent extreme solar activity triggers awe-inspiring auroras, with reports emerging of power grid irregularities and ...

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 ...