A rare interstellar comet, designated 3I/ATLAS, is set to make a close approach to Earth on December 19, 2025. This celestial event presents a unique opportunity for scientists to study matter originating from outside our solar system. 3I/ATLAS is only the third interstellar comet ever discovered, following 1I/ʻOumuamua and 2I/Borisov, making this a particularly noteworthy occurrence in the field of astronomy.