Under the Sun's surface is a rapidly rotating core with a temperature of 29 million degrees Fahrenheit NASA/GSFC/SDO Within the fiery heart of the sun is a dense core spinning nearly four times faster ...

The Borexino experiment detected particles from our star’s second-most important fusion process Neutrinos spit out by the main processes that power the sun are finally accounted for, physicists report ...

Neutrinos produced in the sun’s core could shed light on how much of the sun is composed of elements heavier than helium, Emily Conover reported in “Physicists spot a new class of neutrinos from the ...

The sun's core rotates nearly four times faster than the sun's surface, an international team of astronomers reports. The most likely explanation is that this core rotation is left over from the ...

The Sun is the closest star to Earth at a mere 93 million miles (150 million kilometers) away. Despite the fact that you can feel its heat on your skin and its disk appears as large as the Full Moon ...