NASA's Voyager 1 spacecraft took the first family portrait of the solar system! Voyager 1 was on its way toward interstellar space after completing its grand tour of the solar system at the time. Carl ...

There were significantly more X-class solar flares in 2024 than any other year for at least three decades. The arrival of solar maximum was a key reason for the spike, but other factors were also at ...

A solar explosion called a coronal mass ejection is poised to graze Earth on Friday or Saturday (Jan. 24 or Jan. 25), potentially triggering colorful auroras over the northern U.S. A powerful ...

Jamie Carter is an award-winning reporter who covers the night sky. Amid a steady stream of galactic cosmic rays and solar energetic particles raining down on planes, the higher altitude and ...