3I/ATLAS Becomes The Star Of A Global Planetary-Defence Exercise
Posted on November 28, 2025
Every year, scientists track the orbits of thousands of objects that pass near Earth. Most are harmless – but a few require special attention. Recently, the interstellar comet 3I/ATLAS has become the main focus of a global planetary-defence exercise, bringing together astronomers and space agencies from around the world. It also is a major step […]