The sun has become more and more active over the last 16 years, in a turn that surprised scientists and could affect space ...

It looked like the Sun was heading toward a historic lull in activity. That trend flipped in 2008, according to new research.

This year has given stargazers plenty of opportunities to catch the colorful auroras of the northern lights flicker across the night sky, and that's expected to continue as the sun is now in its solar ...

NASA’s Magnetospheric Multiscale Mission has uncovered surprising behavior of pickup ions drifting through the solar wind ...

In this artist’s impression, a comet erupts with jets of gas as it falls toward the sun from the depths of the outer solar system. There’s a giant ball of ice barreling through the solar system right ...

New research suggests that the planets in the Solar System may be acting as pacifiers for the Sun, subduing its activity. A ...

There’s a giant ball of ice barreling through the solar system right now, and it’s bigger than any we’ve seen before. It poses no threat to Earth, but this comet, called C/2014 UN271 ...

Interstellar object 3I/ATLAS spacecraft close flyby SwRI mission has gained global attention. Scientists propose a mission to ...

"Considering the direction and frequency of our most common signals gives insights into where we should be looking to improve ...

Ryugu, a spinning-top-shaped near-Earth object, is a carbonaceous asteroid formed from ice and dust in the outer solar system ...