W hen I was 10 years old, Christmas began when a row of boxes filled with brightly colored ornaments lined the shelf above ...

Interstellar object 3I/ATLAS exhibits a mysterious heartbeat. New analysis suggests glowing jets, not a spinning nucleus, ...

The Hubble Space Telescope has captured imagery of the most distant single star found yet. It took the light from the star 12 ...

By Tom Hawking Published Nov 30, 2025 9:00 AM EST Tayfun Coskun/Anadolu via Get the Popular Science daily newsletter💡 ...

NASA officially calls 3I/ATLAS a natural comet, but Harvard Professor Avi Loeb highlights 12 unexplained anomalies, including ...

Near-Earth asteroid Eros will appear near the Andromeda Galaxy on 30 November, offering a rare sky alignment livestream for ...

Hubble’s new image shows the Calabash Nebula’s dying star blasting gas at immense speeds, revealing dramatic lobes, ...

NASA shares new data on interstellar comet 3I/ATLAS, including HiRISE, Hubble, Webb & MAVEN observations, comet behavior and ...