Interstellar Comet 3I/ATLAS Today (Nov. 27, 2025): UN Planetary‑Defense Drill Begins, New Trajectory Data and Fresh “Alien Probe” Claims
As of November 27, 2025, Earth’s newest interstellar visitor is back in the pre‑dawn sky, at the center of a United Nations planetary‑defense exercise and a wave of viral speculation. Here’s what’s actually happening with comet 3I/ATLAS today. Quick overview