NASA’s PUNCH mission observed comet Lemmon (C/2025 A6) during its solar pass, capturing images of the comet’s tail and movement from October to November 2025, revealing solar wind effects.

Comet Nishimura came into NASA's STEREO-A spacecraft's field of view. The solar wind was interacting with the tail of the ...

Ursids can be seen only in the Northern Hemisphere. Europeans, North Americans, and some parts of Asia will have the best ...

Comet 3I/ATLAS is a rare visitor passing briefly through our solar system. Here’s how to find it in the night sky—and what ...

I/ATLAS has passed its closest point to Earth, meaning we will soon lose sight of it for good. Some scientists want to send a spacecraft to chase down the alien comet — or the next interstellar object ...

3I/ATLAS has now made its closest approach to the sun and Earth and is now heading back out toward the outer solar system. On ...

While online conspiracies swirl, comet 3I/ATLAS made a close pass by Earth on Dec. 19, giving astronomers a rare glimpse of a ...

NASA's alien-hunting Europa Clipper spacecraft took seven hours of ultraviolet observations of interstellar comet 3I/ATLAS ...

As the interstellar object 3I/ATLAS prepares for its close flyby of Earth, debate over its origins and behavior has ...

The last major meteor shower of the year, known as the Ursids, peaks soon, bringing glowing streaks to nighttime and early ...

The Southwest Research Institute-led Ultraviolet Spectrograph (UVS) aboard NASA's Europa Clipper spacecraft has made valuable ...

In the study, published in Research Notes of the AAS, lead author Thomas Marshall Eubanks of the aerospace firm Space ...