The Wow signal was a strong narrowband radio signal detected on August 15, 1977
firefax
81 points
19 comments
August 15, 2026
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Discussion Highlights (7 comments)
lanstin
Someone needs to write a book with a story of how this might have happened.
thataccount
Ah yes. Used that image on a book I wrote once.
charliebwrites
OP must be a Muse fan: https://open.spotify.com/album/6TObgE5QDLYzA3Exu5vGhS
brcmthrowaway
What was the WoW signal in signal processing terms? Just a strong CW burst? Any modulation? Asked differently, if I looked at this signal in an oscilloscope, would it be a perfect sine wave at the hydrogen line frequency? That's got to be an alien transmitting that.
wewewedxfgdf
I simply do not believe that the WOW signal mean anything at all. I'm reminded of the exciting signal at Parkes Observatory that turned out to be the microwave oven making an astronomers lunch. https://en.wikipedia.org/wiki/Peryton_(astronomy) https://www.abc.net.au/news/2015-05-05/scientists-discover-s... https://www.theguardian.com/science/2015/may/05/microwave-ov... If all the modern sophisticated alien signal has detected zero then we really have to stop obsessing about the wow signal from 1977.
ElProlactin
Best prank call ever.
fourthark
> Response > In 2012, on the 35th anniversary of the Wow! signal, the Arecibo Observatory was said to have beamed a digital stream towards Hipparcos 34511, 33277, and 43587.[45] The transmission consisted of approximately 10,000 Twitter messages solicited for the purpose by the National Geographic Channel, bearing the hashtag "#ChasingUFOs" (a promotion for one of the channel's TV series).[46] The sponsor also included a series of video vignettes featuring verbal messages from various celebrities. What an inane, embarrassing "response", if the original was any attempt to communicate. (Sounds like it probably was not, but still...)