If an extraterrestrial intelligence were looking for signs of human communications, when and where should they look? In a new study, researchers at Penn State and NASA’s Jet Propulsion Laboratory […]
SETI & Technosignatures
Posted inAI - Data - Apps - Cybernetics, Astronomy & Telescopes, Intelligence & Language, SETI & Technosignatures, Status Report
Arecibo Wow! II: Revised Properties Of The Wow! Signal From Archival Ohio SETI Data
The Wow! Signal, detected in 1977 by the Ohio State University SETI project, remains one of the most intriguing unexplained radio transients. The most recent significant revision of its properties […]
Posted inAI - Data - Apps - Cybernetics, Astronomy & Telescopes, SETI & Technosignatures, Status Report
A 2821 Star Optical SETI Survey Using ESO HARPS Archival Data
We examined archived observations of 2,821 stars taken by the high-resolution ESO HARPS spectrograph to search for potential narrow-band laser emissions from extraterrestrial sources.
Posted inAstrobiology (general), NASA Astrobiology Program, SETI & Technosignatures, Space Life Science, Status Report
Applied Astrobiology: An Integrated Approach to the Future of Life in Space
Searching for extraterrestrial life and supporting human life in space are traditionally regarded as separate challenges. However, there are significant benefits to an approach that treats them as different aspects […]
Posted inAstronomy & Telescopes, Biosignatures & Paleobiology, Habitable Zones, Intelligence & Language, Interstellar, SETI & Technosignatures, Societal Issues, Status Report, Stellar Cartography
Projections Of Earth’s Technosphere: Scenario Modeling, Worldbuilding, And Overview Of Remotely Detectable Technosignatures
This study uses methods from futures studies to develop a set of ten self-consistent scenarios for Earth’s 1000-year future, which can serve as examples for defining technosignature search strategies.
Posted inAstronomy & Telescopes, Biosignatures & Paleobiology, SETI & Technosignatures, Societal Issues, Status Report
SETI Post-Detection Futures: Directions for Technosignature Research and Readiness
This white paper highlights the work that is needed to anticipate the challenges and societal impacts of a possible technosignature detection.
Posted inAstrobiology (general), Biochemistry & Organic Chemistry, Biogeochemical Cycles & Geobiology, Biosignatures & Paleobiology, Courses, Habitable Zones, Nomenclature, Systematics, Natural History, Planetary Protection & Biosafety, Science Fiction, SETI & Technosignatures, Status Report
A Terminology And Quantitative Framework For Assessing The Habitability Of Solar System And Extraterrestrial Worlds
The search for extraterrestrial life in the solar system and beyond is a key science driver in astrobiology, planetary science, and astrophysics.
Posted inAstrobiology (general), Barnard's Star, Intelligence & Language, Interstellar, Press Release, Proxima Centauri, SETI & Technosignatures
How Airports Could Help Aliens Spot Earth
Radar systems used by civilian airports and military operations are inadvertently revealing our existence to potential advanced alien civilisations, new research shows.
Posted inAstronomy & Telescopes, Biosignatures & Paleobiology, Intelligence & Language, Interstellar, SETI & Technosignatures, Status Report
NASA DARES: Possibilities for SETI at High Energy
High-energy SETI pushes astrobiology to its limits, testing the most fundamental needs of life and the most extreme limits of technology.
Posted inAstronomy & Telescopes, Biosignatures & Paleobiology, Imaging & Spectroscopy, Intelligence & Language, Press Release, SETI & Technosignatures
Technosignature Searches With Real-time Alert Brokers
We present an exploration of technosignature research that is possible using real-time alert brokers from surveys such as the Zwicky Transient Facility (ZTF) and the upcoming Legacy Survey of Space […]