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Could Comet 3I/ATLAS Explain 1977 Wow! Signal?

10/1/2025

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Summary

Story summary

1977 Wow! Signal, detected by Ohio State University's Big Ear telescope, remains unexplained.
Harvard astronomer Avi Loeb theorizes interstellar object 3I/ATLAS may have emitted the signal, given proximity.
Loeb estimates a 0.6% chance the alignment is random, implying a potential link.
3I/ATLAS, observed this summer, is a comet with unusual properties and will pass near Mars on October 3, 2025.

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Story summary

1977 Wow! Signal, detected by Ohio State University's Big Ear telescope, remains unexplained.
Harvard astronomer Avi Loeb theorizes interstellar object 3I/ATLAS may have emitted the signal, given proximity.
Loeb estimates a 0.6% chance the alignment is random, implying a potential link.
3I/ATLAS, observed this summer, is a comet with unusual properties and will pass near Mars on October 3, 2025.