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 ...

NASA's new CMEx mission will measure the Sun's chromosphere magnetism, the origin of solar storms, hoping to improve solar ...

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 ...

Small-scale magnetic structures of the ‘quiet sun’ at high resolution. Credit: DKIST Astronomers are one step closer to understanding one of the most enduring solar mysteries, having captured ...

How hot is the sun? Here are the scorching temperatures of the star's layers The sun provides energy that is vital for life on Earth, and that energy comes as a result of the sun’s heat. But how hot ...

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 ...

Image of the Sun taken from the Solar Dynamics Observatory satellite, showing the quiet corona and magnetic structures like coronal loops, which trace the intricate patterns of magnetic field lines ...