3I/ATLAS, the third known interstellar object to enter our solar system, made its closest approach to the Sun on October 30, 2025. Scientists are studying the comets movement as it circles around the Earth and Sun, trying to determine when it will reappear and what secrets it may hold.
Source: https://economictimes.indiatimes.com/news/international/us/3i-atlas-circling-around-earth-and-sun-and-will-interstellar-object-reappear-again-heres-if-esa-will-send-spacecraft-to-study-comet-all-shocking-revelations-here-solar-system-perihelion-eastern-predawn-sky-november-11-rapid-brightening-high-velocity/articleshow/125013729.cms