![8 billion-year-old radio signal found by astronomers -- and experts know 'precisely' where it came from 8 billion-year-old radio signal found by astronomers -- and experts know 'precisely' where it came from](https://nypost.com/wp-content/uploads/sites/2/2023/10/NYPICHPDPICT000062207662.jpg)
8 billion-year-old radio signal found by astronomers -- and experts know 'precisely' where it came from
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Radio Signal Stock Illustrations – 55,189 Radio Signal Stock Illustrations, Vectors & Clipart - Dreamstime
![Astronomers spot record-breaking radio signal that took 8 billion years to reach Earth: "Mind-blowing" - CBS News Astronomers spot record-breaking radio signal that took 8 billion years to reach Earth: "Mind-blowing" - CBS News](https://assets2.cbsnewsstatic.com/hub/i/r/2020/06/09/b76e853e-53dd-4d54-b864-b7f0a3a4cadd/thumbnail/640x370/df6d72635bf38d4b90bcb546e55bd598/1920-v2-final-r1periodicity-name.jpg?v=50926e3bde2e7c9caafa13eb3f9693b5)
Astronomers spot record-breaking radio signal that took 8 billion years to reach Earth: "Mind-blowing" - CBS News
![A mysterious interstellar radio signal has been blinking on and off every 22 minutes for over 30 years A mysterious interstellar radio signal has been blinking on and off every 22 minutes for over 30 years](https://images.theconversation.com/files/535259/original/file-20230703-257103-z65saa.png?ixlib=rb-1.1.0&rect=0%2C0%2C2880%2C1621&q=20&auto=format&w=320&fit=clip&dpr=2&usm=12&cs=strip)
A mysterious interstellar radio signal has been blinking on and off every 22 minutes for over 30 years
![Earth just received a radio signal sent from a galaxy that is 9 billion light years away : r/threebodyproblem Earth just received a radio signal sent from a galaxy that is 9 billion light years away : r/threebodyproblem](https://preview.redd.it/earth-just-received-a-radio-signal-sent-from-a-galaxy-that-v0-jsidhy6f6fga1.jpg?auto=webp&s=dd3672c3f8ce4b26baa89da7bd83faf8f60a7291)