Astronomers turned the Allen Telescope Array toward interstellar comet 3I/ATLAS, formally designated C/2025 N1 (ATLAS), ...

October 16, 2024, Mountain View, CA - Scientists at the SETI Institute and partners from Penn State University used the Allen Telescope Array (ATA) to search for signs of alien technology in the ...

SETI scientists searched the interstellar object 3I/ATLAS for radio signals that could indicate extraterrestrial technology ...

Targeting star systems identified by Kepler Space Telescope (especially those in habitable-zone candidate planets). Surveying a region near the Milky Way’s Galactic Center (where stellar density is ...

TRAPPIST-1 is an ultra-cool dwarf with seven Earth-size planets orbiting it. (Photo digital Illustration by NASA/NASA via Getty Images) Scientists have just completed an extensive search for signs of ...

A rare visitor from another star system prompted SETI to hunt for alien technology, but the mysterious object appears to be a ...

When Comet 3I/ATLAS entered our solar system last year—only the third known interstellar object to do so—astronomers took notice. When astronomers first discovered 3I/ATLAS in July 2025, the icy ...

Microsoft mogul Paul Allen is again searching for aliens. The Allen Telescope Array northeast of San Francisco is back online. The array of several dozen radio telescopes is designed to search for ...

The Search for Extraterrestrial Intelligence (SETI(Opens in a new window)) Institute's Allen Telescope Array (ATA(Opens in a new window)), located at the Hat Creek Radio Observatory, California, has ...