Although the Ursids are active from Dec. 13 through Dec. 26, the peak night coincides with the winter solstice, which occurs at 10:03 a.m. EST on Dec. 21. Though the two events are totally unrelated, ...

But that’s nothing compared with PSR J2322-2650b, an object the mass of Jupiter studied recently by the James Webb Space ...

The final ESA/Webb Picture of the Month feature for 2025 showcases a festive-looking region filled with glowing clouds of gas ...

Every December, Earth plows through a dusty lane of debris in space, and the night becomes illuminated by streaks of meteors.

Space telescopes are typically optimized either to study a small patch of the sky across many wavelengths of light or to ...

Launched in March, NASA's SPHEREx space telescope has completed its first infrared map of the entire sky in 102 colors.

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