> For the complete documentation index, see [llms.txt](https://chubby-troops.gitbook.io/chubby-troops/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://chubby-troops.gitbook.io/chubby-troops/first-contact/mysterious-signal.md).

# Mysterious Signal

One day **Araenians** astronomers received a mysterious signal [\[**The Arecibo message**\]](https://en.wikipedia.org/wiki/Arecibo_message#:~:text=The%20Arecibo%20message%20is%20an,star%20cluster%20M13%20in%201974.).They deciphered it and pin pointed it's source**.** 

![Earth](/files/Bfoy8mn3mQhG8DfBuHMT)

**Araenians** discovered that there is life on earth and in the name of science they decided to visit  earth and run some experiments on earthlings. Following the **First contact protocol** Araenians sent a signal mentioning their arrival year.