See also: Distributed computing projects | CETI

Acronym: Search for ExtraTerrestrial Intelligence

The Planetary Society has a number of projects, among them are some SETI projects. This project searches for signals of life primarily with radio telescopes. The World Administrative Radio Conference under the guidance of the International Telecommunication Union and its related international treaties, define the frequency wavelengths which are legally available for radio astronomy.



Home Page | Project Information | Add-on software | The Planetary Society Page

A very popular project that aims to find microwave signals from extraterrestial intelligences. Users download and install software which then decodes and analyses data packets from the Arecibo radio telescope in Puerto Rico.

The project has been going for more than 5 years and has over 5 million contributers.

Join the infoAnarchists.

Optical SETI

The Planetary Society Page

The Planetary Society now supports four Optical SETI projects, two based in Berkeley, and two based in in Harvard.


The Planetary Society Page

The Billion-Channel Extraterrestrial Assay


The Planetary Society Page

The Mega-Channel Extraterrestrial Assay


The Planetary Society Page

The Search for Extraterrestrial Radio Emissions from Nearby Developed Intelligent Populations

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