Credit: ESA & NASA/Solar Orbiter/EUI team; Data processing: E. Kraaikamp (ROB) As tempting as it is to cite one, no single number can describe the temperature of the whole Sun. Its layers are at ...

Our Earth is structured sort of like an onion – it’s one layer after another. Starting from the top down, there’s the crust, which includes the surface you walk on; then farther down, the mantle, ...

Solar flares can be many times the size of Earth and can damage things like satellites. A new study suggests that eruptions from the sun can be even hotter than researchers thought.

The surface of our sun is a wild, violent place and now we can see it in exquisite detail, thanks to the first images returned by the National Science Foundation's Daniel K. Inouye Solar Telescope ...

Earth’s orbit around the Sun isn’t a perfect circle—it’s slightly elliptical. Each year, around July 2 or 3, Earth reaches its farthest point from the Sun, known as aphelion. Around January 2 or 3, ...

Solar expert Dr. Ryan French explains how to safely photograph the sun and all of its stellar features with the use of cameras, lenses, telescopes and filters. As we all learn from a young age, the ...

Looking directly at the sun is a bad idea. That’s something that almost everyone learns from a very early age. Even when the sun is mostly blocked by an eclipse, you need to have special glasses on to ...