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 ...

Updated predictions for 3I/ATLAS’s perijove with Jupiter on March 16, 2026, reflect revised non-gravitational acceleration ...

Amateur images of 3I/ATLAS show unusual structure that fuels debate, but scientists say spectral data still supports it being ...

On October 30, 2025, the radial acceleration component A1—normalized at a heliocentric distance of 1 au—was listed as 1.6×10⁻⁶ ...

The discovery of strange, ultra-red objects—especially the extreme case known as The Cliff—has pushed astronomers to propose ...

Comet 3I Atlas is currently ~186 million miles from Earth, which is twice the distance from the Earth to the sun. It is ...