Dr. Jill Tarter — Green Sands Prize Dr. Jill Tarter, co-founder of the SETI Institute and one of the most influential figures in the scientific search for life beyond Earth,

Our new storage facility at Ultima airbase adjacent to Novolazarevskaya Station is the smaller structure on the right — Dale Andersen Hi Keith, we had another busy day moving and

Hunting for “Oddballs” — Grok via Astrobiology.com This study explores the application of autoencoder-based machine learning techniques for anomaly detection to identify exoplanet atmospheres with unconventional chemical signatures using a

Biological and abiotic tubes. SEM images of tubular colonies of a) Aspergillus niger feeding on straw (image: Anna Neubeck) and b) manganese oxide chemical gardens (image: Huld et al., 2023).

SEDs scaled to the EEID (top panel) and to the semi-major axis of each planet b (bottom panel). In the bottom panel the wavelength range is changed to expand the

Earth’s planetary spectra through time as seen with the LUVOIR concept mission (LUVOIR Team, 2019). Credit: G. Arney, S. Domagal-Goldman, T. B. Griswold (NASA GSFC) — astro-ph.EP This article reviews