Mystery Atlas
Person

Jerry Ehman

The Big Ear volunteer astronomer who, reviewing the printout days after 15 August 1977, circled the signal's intensity code '6EQUJ5' and wrote 'Wow!' in the margin.

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Related Mysteries

  • Wow! Signal

    Jerry Ehman discovered Wow! Signal — Found on the printout days after detection; his marginal 'Wow!' named it.

Explored on these pages

What Was the Wow! Signal?

The Wow! signal explained: what Big Ear recorded in 1977, why it matched a SETI prediction, the proposed explanations, and why it stays unresolved.