3I/Atlas (C/2025 N1) - December 19, 2025

by Leo Shatz

Objects in field: NGC 3356, NGC 3362, NGC 3376, NGC 3423, NGC 3441, 37 Sex

Equipment: Sharpstar AL-140PH, ZWO ASI6200MC Pro

Integration: 48m

This image captures the rare interstellar comet 3I/ATLAS, photographed on 19 December 2025 from southern skies as it approached its closest passage to Earth. Unlike ordinary comets bound to the Sun, 3I/ATLAS follows a hyperbolic trajectory, indicating an origin outside our solar system.