News
AGU Astrobiology Special: Icy Worlds Get New Planetary Protection Guidelines
12+ hour, 53+ min ago (107+ words) This week from AGU astrobiology special edition: Icy worlds get new planetary protection guidelines Drill expedition finds living microbes 1 kilometer deep into the seafloor At mountain summits, soil microbes use hydrogen gas to make energy These microbes may subsist on…...
Astrobiology Science Conference (Ab Sci Con26) Media Tips 1: Exoplanet Earth, Evolution, Biosignatures, Habitable Worlds
13+ hour, 29+ min ago (257+ words) Astrobiology Science Conference 2026 Monona Terrace Community and Convention Center One John Nolen Drive Madison, Wisconsin 5370317 " 22 May 2026 WASHINGTON " The2026 Astrobiology Science Conference, hosted by the American Geophysical Union (AGU), will convene next week in Madison, Wisconsin, USA. The biennial conference brings together…...
Astrobiology Science Conference (Ab Sci Con26) Media Tips 2: Technosignatures, Life in Space, Existential Questions, Robot Explorers
13+ hour, 32+ min ago (271+ words) Astrobiology Science Conference 2026 Monona Terrace Community and Convention Center One John Nolen Drive Madison, Wisconsin 5370317 " 22 May 2026 WASHINGTON " The2026 Astrobiology Science Conference, hosted by the American Geophysical Union (AGU), will convene next week in Madison, Wisconsin, USA. The biennial conference brings together…...
NASA Astrobiology Community Update & NASA-DARES at Ab Sci Con 2026
13+ hour, 25+ min ago (132+ words) Date/Time: Monday, May 18th, 2026, 7: 008: 30 pm CDT Please join us Monday evening, May 18th, for the NASA Astrobiology Community Update at Ab Sci Con 2026, featuring updates from the NASA Astrobiology Program and NASA-DARES Task Force 2. The second half of the session, expected…...
Novel Raman Signature Evidences An Unknown Cyanobacterial Pigment
17+ hour, 42+ min ago (14+ words) From the first botanical characterization of cyanobacteria about two centuries ago to contemporary studies...
A Climate-Constrained Bayesian Inverse Method for JWST Rocky Exoplanet Eclipse Spectra: A Case Study of LTT 1445 A b
17+ hour, 46+ min ago (18+ words) Determining whether temperate rocky exoplanets orbiting M stars retain atmospheres is currently a central goal of exoplanet astronomy....
The Role of Formation Location in Shaping Sulfur-, Nitrogen-, and Carbon-Bearing Species in Super-Earth and Sub-Neptune Atmospheres
17+ hour, 52+ min ago (21+ words) Atmospheric compositions of sub-Neptunes and super-Earths are often interpreted as tracers of formation location relative to volatile ice lines....
Curiosity Rover Shakes Loose A Pesky Mars Rock Named "Atacama"
17+ hour, 35+ min ago (16+ words) After NASA's Curiosity Mars rover drilled a sample from this rock on April 25, 2026...
Analytical Characterization Approaches to Measure Prebiotically Relevant Compounds in High Salinity Impact-Induced Hydrothermal Systems
17+ hour, 38+ min ago (282+ words) astrobiology. com Analytical Characterization Approaches to Measure Prebiotically Relevant Compounds in High Salinity Impact-Induced Hydrothermal Systems Experiments exploring potential emergence-of-life chemistry in a laboratory setting critically depend on simulating realistic early-Earth environments. Such experimental conditions include the implementation of controlled…...
Coupled Photochemical-Climate Modeling of Plausible Tenuous Outgassed Atmospheres on the TRAPPIST-1 Planets
1+ day, 17+ hour ago (210+ words) Available JWST observations TRAPPIST-1 system have suggested that several of the planets are likely airless, or possess a very tenuous atmosphere. However, the high atmospheric escape rates expected for these planets suggest that any tenuous atmosphere must be replenished by…...