[University of Arizona]. AbGradCon 2026 brought an international group of graduate students studying astrobiology, planetary science and astronomy to the University of Arizona to present their research and engage in […]
Keith Cowing
Explorers Club Fellow, ex-NASA Space Station Payload manager/space biologist, Away Teams, Journalist, Lapsed climber, Synaesthete, Na’Vi-Jedi-Freman-Buddhist-mix, ASL, Devon Island and Everest Base Camp veteran, (he/him) 🖖🏻
Posted inAstrochemistry
Intimate Link Between Prebiotic Chemistry And Meteorites: Mechanisms Of Organic Molecule Formation
[Astrobiology (Journal) via PubMed] Whether meteorites brought ingredients necessary for the origin of life exogenously or they were produced endogenously on early Earth, having a prebiotic chemical inventory of organic […]
Posted inArctic / Antarctic / Alpine
Microbial Mats Influence The Isotopic Composition And Provenance of Soil Organic Matter In The McMurdo Dry Valleys, Antarctica
[Biogeosciences via ESS Open Archive] In the McMurdo Dry Valleys (MDV), Antarctica, microbial mats are responsible for primary productivity in both aquatic and terrestrial ecosystems; yet their influence on soil […]
Posted inOrigin & Evolution of Life
Beyond The Prebiotic Soup: Solid Organic Films And Protocell-Like Formation in Prebiotic Discharge Experiments
[Astrobiology (Journal) via PubMed] The original Miller-Urey experiment demonstrated the abiotic synthesis of organic compounds under early Earth conditions, yet the physicochemical properties and internal organization of the associated insoluble […]
Posted inBiosignatures & Paleobiology
From Searching For Extraterrestrial Biosignatures To Exploring The Origins Of Life: A Prebiotic Chemistry Perspective
[Fundamental Research]. The search for extraterrestrial life represents one of humanity’s most profound scientific endeavors. This review examines the role of prebiotic chemistry in our quest to detect extraterrestrial life.
Posted inSpace Agriculture
Offworld Space Botany
[NASA] NASA astronaut and Expedition 75 flight engineer Luke Delaney works inside the International Space Station’s Harmony module on a space botany investigation.
Posted inGaia - Planetary Perspectives
How Life On Earth Experiences Climate Change
[Stockholm University] Climate change can look very different at the scale of a forest, field or hillside. A new review shows how changes in vegetation and atmospheric conditions can cause […]
Posted inInterstellar
Assessment Of The Mass Loss And Radius Change Of 3I/ATLAS Based On Observed Production Rates
[astro-ph.EP] Formed from the debris of planet formation, interstellar comets provide invaluable insights into the chemical compositions of planetary systems outside of our Solar System.
Posted inAstrochemistry
Resolving The Extended Interstellar Medium Of Infrared Galaxies I. Polycyclic Aromatic Hydrocarbon Emission
[astro-ph.GA] We investigate spatial variations in polycyclic aromatic hydrocarbon (PAH) properties and photoelectric heating efficiency in 67 nearby luminous infrared galaxies from the Great Observatories All-sky LIRG Survey (GOALS).
![Image credit: Izraelevitz et al. 2024 - -[astro-ph.IM]](https://i0.wp.com/astrobiology.com/wp-content/uploads/2026/10/The-science.png?resize=1200%2C718&ssl=1)
Posted inVenus
The Science Case For An In-situ Measurement Platform In The Venus Clouds
[astro-ph.IM] The next step for Venus exploration after the remote sensing missions of the early 2030s will be in-situ aerial platforms, the Venus equivalent of rovers for Mars.