NASA's infrared telescope SPHEREx captured stunning images of interstellar comet 3I/ATLAS as it exited the solar system.

Comet 3I/ATLAS is not just another icy visitor cutting across the night sky. As it hurtles through the inner solar system, ...

Comet C/2025 K1 ATLAS, a relatively new visitor from the outer solar system, has broken apart after swooping close to the Sun ...

A powerful telescope in Hawaii has captured a comet breaking apart. According to the footage, Comet C/2025 K1 (ATLAS) ...

The comet broke into pieces after making a close approach around the sun in October 2025.

In a study published this past Monday, August 25, 2025, in the Astrophysical Journal Letters, a team of solar scientists revealed that the Inouye Solar Telescope has captured the clearest-ever images ...

The National Solar Observatory on Mt. Haleakala recorded this high-resolution image of a solar flare on the sun. According to the observatory, the image is about four Earth-diameters on each side.

Hubble observations reveal a giant, turbulent planet-forming disk that may reshape theories of how planetary systems develop.

Katelyn Eaman can appreciate the power of the sun better than most. The geology graduate student researches how Mars’ now-barren landscape was carved and transformed by ancient waterways. That water ...