[Nature Communications] Impact-derived melting has been proposed as a significant process in the formation of Earth’s early crust which could mean that impact melts are a source for Earth’s oldest […]
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 inExoplanets, -moons, -comets
The NEID Earth Twin Survey. VI. Discovery Of A Low-Mass Planet Orbiting HD 126053 And RV Signals Near The Rotation Periods Of HD 168009 and HD 10780
[astro-ph.EP] Extreme precision radial velocity (EPRV) spectrographs are making strides in extending the limits of radial velocity exoplanet detection.
Posted inLava / magma ocean / Volcanic Worlds
The First Hubble Detection Of A Secondary Eclipse From A Rocky Exoplanet: The 5.4-hour Planet TOI-2431 b
[astro-ph.EP] We present an HST/WFC3 G141 phase-curve observation of the ultra-short-period rocky planet TOI-2431 b and detect its secondary eclipse in the near infrared.
![Experimental schematic for sequential extraction of soluble organic material from meteorites for analysis by FT-ICR MS and HR-AFM. -- [Planetary Science Journal]](https://i0.wp.com/astrobiology.com/wp-content/uploads/2026/09/Direct-Molecular.png?resize=1200%2C719&ssl=1)
Posted inAstrochemistry
Direct Molecular-scale Insight Into Soluble Organic Matter From The Murchison and Aguas Zarcas Meteorites
[Planetary Science Journal] Organic material in the Murchison and Aguas Zarcas meteorites preserves molecular records of early solar system chemistry and potential precursors to life.
Posted inPlanetary Protection & Biosafety
Planetary Protection Directive From NASA Administrator Isaacman
NASA Team – NASA aims to expand science across every world we visit, and human exploration of Mars in particular offers an enormous opportunity in the near future. Accordingly, our […]
Posted inExoplanets, -moons, -comets
An Earth-like Planet With Two Suns?
[UC Riverside] A nearby star system with two suns could potentially support an Earth-sized planet in a region where liquid water could exist, according to a new paper examining the […]
Posted inBiochemistry & Organic Chemistry
Uncatalyzed Guanosine Phosphorylation under Potentially Prebiotic Conditions
[Chem EurJ] The phosphorylation of nucleosides and their subsequent polymerization are key issues in the study of the Origins of Life. How these chemical processes took place on primitive Earth […]
Posted inExoplanets, -moons, -comets
Ammonia And An Unexpected Chill Discovered On Distant Giant Planet HATS-6 b
[University of Maryland] Using the James Webb Space Telescope (JWST), a team of astronomers led by the University of Maryland identified water, methane and ammonia in the atmosphere of HATS-6 […]
Posted inSPACELINE Current Awareness List
NASA Spaceline Current Awareness List #1,218 25 September 2026 (Space Life Science Research Results)
[NASA]. The abstract in PubMed or at the publisher’s site is linked when available and will open in a new window.
Posted inMeteorites & Asteroids
A Glimpse of the Solar System’s Origins: Striking Details on the Molecules Inside a Meteorite
[Brookhaven National Laboratory] Researchers at the National High Magnetic Field Laboratory and Brookhaven National Laboratory have teamed up to get a fresh look at the complex makeup of meteorites and […]