A Remarkably Ancient Visitor: 3I/ATLAS
A new study published in Nature suggests that the interstellar comet 3I/ATLAS may be as old as 12 billion years.
SETI Institute Achievements: Q1 2026
Our First Quarter 2026 Activity Report captures the discoveries, collaborations, educational initiatives, and public outreach that are advancing our mission.
Humanity's Plan for First Contact: Who Speaks for Earth?
Dr. Chelsea Haramia and astronomer Dr. Lucian Walkowicz discussed how scientists and society might respond to evidence of extraterrestrial intelligence, and why those conversations need to happen before any discovery is made.
Beyond Disclosure Day: The Real-World Protocols
The IAA SETI Committee updated rules for evaluating and revealing the detection of extraterrestrial intelligence. A major international overhaul of the rules that would govern how scientists announce evidence of extraterrestrial intelligence to the world.
The latest industry news, interviews, technologies, and resources.
What We Do
At the SETI Institute, we explore the origins of life, the search for extraterrestrial intelligence, and the mysteries of the cosmos. Through cutting-edge research, education programs, and public outreach, we strive to expand humanity's understanding of the universe.
We lead scientific investigations into planetary environments, astrobiology, and the search for life beyond Earth.
Our educational initiatives inspire and train the next generation of scientists, fostering curiosity and innovation.
We engage the public with space science and discovery, making complex scientific ideas accessible and exciting for all.
How SETI Designed A Telescope To Look For Extraterrestrial Civilizations
In 2025, we invited Scott Manley for a tour of the Allen Telescope Array in Hat Creek, CA. Take an in-depth look of the facilities and research happening at the Hat Creek Radio Observatory!
Support the
SETI Institute
Scientists are getting closer in their search for life beyond earth. But with limited federal funding for the search for extraterrestrial intelligence, supporters are the reason cutting-edge scientists can keep their eyes on the sky.
){kind=logo}
