False robot alien spider story is invading social media
SNOPES
In October 2025, a Facebook post (archived) about an unusual finding spread across the platform. According to the post, scientists discovered robotic micro spiders from the comet 3I/ATLAS in Antarctica. The spiders, which apparently detached from the comet “during its closest pass to our planet,” were purportedly gathering data from the ice and transmitting the data to space.
The post was reshared by other Facebook pages (archived) soon after it was originally posted. Some people emailed Snopes to ask if the claim was true or searched the website to find out the same.
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