Astronomers have observed a steady 16.16‑hour brightness oscillation from interstellar visitor 3I/ATLAS. New analyses show pulsed jets in the coma—not the solid nucleus—are drivin…
The UN has formally designated the interstellar comet 3I/ATLAS as the focus of a global planetary-defence drill, turning an unusual cosmic visitor into a real-world test of humani…
The International Asteroid Warning Network has announced a global astrometry campaign targeting interstellar comet 3I/ATLAS from late November 2025 through January 27, 2026. The e…
