Featured Projects and Programs

earth proxima

The Nearest Exoplanets?

They would be the closest worlds beyond the solar system. If there are planets around the double star Alpha and Beta Centauri, they’re a mere 4 light-years distant, a remove so small we might actually be able to send space probes there in the foreseeable future.
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Communicate New Worlds of Discovery

What we know about our universe is changing all the time. New discoveries are happening more now than at any time in our history as humans. Help the SETI Institute explore life in the universe and share this journey with the world!