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Interstellar comet 3I/ATLAS isn't an alien spacecraft, astronomers confirm. 'In the end, there were no surprises.'

Bad news for those hoping interstellar invader 3I/ATLAS is an alien spacecraft as technosignature search turns up empty.

3I/ATLAS Update: New Evidence Could Prove Whether The Mysterious Interstellar Object Is An Alien Spacecraft Or Not

For now, the alien spacecraft theory remains unproven. Advocates insist that more studies and evidence are needed before they ...