Research by astronomers and computer scientists at the University of Hawaiʻi Institute for Astronomy (IfA) could revolutionize our understanding of the Sun. The study, part of the “SPIn4D” project, ...

The Sun has just hurled a powerful X-class flare toward Earth, and the resulting geomagnetic storm could push shimmering auroras far beyond their usual polar haunts. As the current solar cycle ...

Billions of years from now, the Sun will enter the final stage of its life. It will swell into a massive red giant before eventually shrinking into a stellar remnant. For anything still living in the ...

All was amiss with the Sun! In the early 2000s, a new set of data brought down the chemical abundances at the surface of the Sun, contradicting the values predicted by the standard models used by ...