Humanity has wondered whether we are alone for millennia. The discovery of life elsewhere in the Universe, particularly intelligent life, would have profound effects, comparable to those of recognizing that […]
astro-ph.IM
Posted inAstronomy & Telescopes, Exoplanets, -moons, -comets, Imaging & Spectroscopy, Status Report
An Adaptive Optics Upgrade For The Automated Planet Finder Telescope Using An Adaptive Secondary Mirror
As we enter the era of TESS and JWST, instrumentation that can carry out radial velocity measurements of exoplanet systems is in high demand.
Posted inAI - Data - Apps - Cybernetics, SETI & Technosignatures, Status Report
Exploring The Use Of Generative AI In The Search For Extraterrestrial Intelligence (SETI)
The search for extraterrestrial intelligence (SETI) is a field that has long been within the domain of traditional signal processing techniques.
Posted inAstrochemistry, Astrogeology, Biochemistry & Organic Chemistry, Biosignatures & Paleobiology, Comets and Asteroids, Planetary Protection & Biosafety, Status Report
OSIRIS-REx Sample Analysis Plan — Revision 3.0
The Origins, Spectral Interpretation, Resource Identification, and Security Regolith Explorer (OSIRIS-REx) spacecraft arrived at its target, near-Earth asteroid 101955 Bennu, in December 2018. After one year of operating in proximity, […]
Posted inAstrochemistry, Icy Worlds, Imaging & Spectroscopy, Interstellar, Status Report
Water Ice: Temperature-dependent Refractive Indexes And Their Astrophysical Implications
Inter- and circumstellar ices are largely composed of frozen water. Therefore, it is important to derive fundamental parameters for H2O ice such as absorption and scattering opacities for which accurate […]
Posted inAstrochemistry, Astrogeology, Interstellar, Missions & Hardware, Status Report
Synergies Between Interstellar Dust And Heliospheric Science With An Interstellar Probe
We discuss the synergies between heliospheric and dust science, the open science questions, the technological endeavors and programmatic aspects that are important to maintain or develop in the decade to […]
Posted inAstrochemistry, Astronomy & Telescopes, Biochemistry & Organic Chemistry, Imaging & Spectroscopy, Interstellar, Status Report
Physical Properties of Methanol (CH3OH) Ice As A Function of Temperature: Density, Infrared Band Strengths, and Crystallization
The presence of methanol among the common ice components in interstellar clouds and protostellar envelopes has been confirmed by the James Webb Space Telescope. Methanol is often detected in the […]
Posted inAstronomy & Telescopes, SETI & Technosignatures, Status Report
A Search For Technosignatures Around 11,680 Stars With The Green Bank Telescope At 1.15-1.73 GHz
We conducted a search for narrowband radio signals over four observing sessions in 2020-2023 with the L-band receiver (1.15-1.73 GHz) of the 100 m diameter Green Bank Telescope.
Posted inAstronomy & Telescopes, Exoplanets, -moons, -comets, Imaging & Spectroscopy, Status Report
Large Interferometer For Exoplanets (LIFE): XI. Phase-space Synthesis Decomposition For Planet Detection And Characterization
A mid-infrared nulling-space interferometer is a promising way to characterize thermal light from habitable planet candidates around Sun-like stars.
Posted inAI - Data - Apps - Cybernetics, Astronomy & Telescopes, SETI & Technosignatures, Status Report
Signal Synchronization Strategies And Time Domain SETI With Gaia DR3
Spatiotemporal techniques for signal coordination with actively transmitting extraterrestrial civilizations, without the need for prior communication, can constrain technosignature searches to a significantly smaller coordinate space.