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A mystery interstellar object discovered last week is likely to be the oldest comet ever seen—possibly predating our solar ...
Astronomers have spotted a new interstellar object — the third of its kind ever seen — shooting towards us through the solar system. Here's everything you need to know about 3I/ATLAS.
Captured just days after its discovery, the images offer the clearest view yet of this rare visitor from beyond our solar system.
How do we know 3I/ATLAS, also called comet C/2025 N1 (ATLAS), is interstellar? Will it strike Earth? Can we visit it? Here ...