Mystery Deepens as Interstellar Comet 3I/ATLAS Brightens Unexpectedly Near the Sun
Interstellar comet 3I/ATLAS defied expectations during its 2025 solar flyby, brightening far faster than predicted. Observatories worldwide recorded a blue coma rich in exotic gases, suggesting unique chemistry from another star system. Scientists are investigating whether its unusual composition or speed caused the outburst, marking a new interstellar mystery.
