A joint effort between international astronomers may have helped to make an important discovery regarding the Sun, the very heart of our Solar System. Image Credit: HMI/SDO/NASA While observing years ...

Imagine for a minute that you have been transported to the middle layers of the sun’s atmosphere. The sun’s surface, the “visible disc” scientists call the photosphere, boils below you, red-hot plasma ...

Scientists have discovered that the sun and its nearest twin star, Alpha Centauri A, share an odd solar quirk: a puzzling cool layer in their wispy, hot atmospheres. The different temperatures of the ...

How was the sun formed, what are its layers, and how does it impacts Earth? The sun is a medium sized dwarf star in the Milky Way galaxy and it is what fuels all life on our planet. Find out how the ...

The Sun’s extremely hot outer layer, the corona, has a very different chemical composition from the cooler inner layers, but the reason for this has puzzled scientists for decades. One explanation is ...

Imagining every drop of Earth’s water hurled into the Sun sounds like a last-ditch cosmic fire extinguisher, but the physics ...

The Sun’s magnetic field is invisible to our eyes, but it quietly shapes everything from the shimmering auroras over the ...

Breakthroughs, discoveries, and DIY tips sent every weekday. Terms of Service and Privacy Policy. THERE’S PERHAPS nothing more ancient and unchanging than the sun ...

As a ball of ultra-hot gas, how does the sun rotate? This complex form of rotation drives some fascinating phenomena. When you purchase through links on our site, we may earn an affiliate commission.

One explanation is that, in the middle layer (the chromosphere), magnetic waves exert a force that separates the Sun's plasma into different components, so that only the ion particles are transported ...