A stray comet from another star is swinging past Earth. Discovered over the summer, the comet known as 3I/Atlas will pass ...
Comet 3I/ATLAS will get closest to Earth on Dec. 19, and astronomers will be watching.
Learn to decode James Webb photos with this JWST image guide, offering clear space image explanation and beginner-friendly insights into stunning infrared telescope images.
Tracking comets accurately is hard. A new effort with the U.N. and NASA aims to better chart these visitors using 3I/ATLAS.