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astro-ph.EP2026
A Search for Radio Technosignatures from Interstellar Object 3I/ATLAS with the Allen Telescope Array
Sofia Z. Sheikh, Valeria Garcia Lopez, Isabel Gerrard +12
In 2025 July, the third-ever interstellar object, 3I/ATLAS, was discovered on its ingress into the Solar System. Similar to the NASA Voyager missions sent in 1977, science probes b…
astro-ph.EP2026
A Narrowband Technosignature Search Toward the Hycean Candidate K2-18b Using the VLA and MeerKAT
C. D. Tremblay, S. Chaudhary, Megan G. Li +12
K2-18b, a sub-Neptune exoplanet located in the habitable zone of its host star, has emerged as an important target for atmospheric characterization and assessments of potential hab…
astro-ph.EP2024
A Radio Technosignature Search of TRAPPIST-1 with the Allen Telescope Array
Nick Tusay, Sofia Z. Sheikh, Evan L. Sneed +6
Planet-planet occultations (PPOs) occur when one exoplanet occults another exoplanet in the same system as seen from the Earth's vantage point. PPOs may provide a unique opportunit…