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   <news:title>Planetary Protection Directive From NASA Administrator Isaacman</news:title>
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   <news:title>An Earth-like Planet With Two Suns?</news:title>
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   <news:title>Ammonia And An Unexpected Chill Discovered On Distant Giant Planet HATS-6 b</news:title>
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  <lastmod>2026-09-29T16:58:14Z</lastmod>
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   <news:title>A Glimpse of the Solar System&amp;#039;s Origins: Striking Details on the Molecules Inside a Meteorite</news:title>
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  <loc>https://astrobiology.com/2026/09/29/calculating-potential-cumulative-carbon-fixed-and-evolutionary-stage-for-earthlike-planets-in-our-solar-neighborhood/</loc>
  <lastmod>2026-09-29T16:48:07Z</lastmod>
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   <news:title>Calculating Potential Cumulative Carbon Fixed And Evolutionary Stage For Earthlike Planets In Our Solar Neighborhood</news:title>
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  <lastmod>2026-09-29T16:43:32Z</lastmod>
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   <news:title>Whole-Genome Metagenomics Insights Revealed a Uranium Bio-remediating Cross-Domain Microbiome in the Dhala Impact Structure, India</news:title>
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  <loc>https://astrobiology.com/2026/09/29/enceladus-offers-clues-in-the-search-for-extraterrestrial-life/</loc>
  <lastmod>2026-09-29T16:38:31Z</lastmod>
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   <news:title>Enceladus Offers Clues In The Search For Extraterrestrial Life</news:title>
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  <loc>https://astrobiology.com/2026/09/29/meteor-hit-oklahoma-100-million-years-later-than-previously-thought/</loc>
  <lastmod>2026-09-29T16:31:13Z</lastmod>
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   <news:title>Meteor Hit Oklahoma 100 Million Years Later Than Previously Thought</news:title>
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   <news:title>Antarctica&amp;#039;s Only Two Flowering Plants Reveal Opposing Strategies For Surviving Long-term Warming</news:title>
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  <loc>https://astrobiology.com/2026/09/28/offworld-expedition-training-astroanust-explore-an-ancient-earth-volcano/</loc>
  <lastmod>2026-09-28T16:23:00Z</lastmod>
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   <news:title>Offworld Expedition Training: Astronauts Explore An Ancient Earth Volcano</news:title>
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  <loc>https://astrobiology.com/2026/09/28/orbital-bioscience-organoids-cultured-in-microgravity/</loc>
  <lastmod>2026-09-28T16:17:44Z</lastmod>
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   <news:title>Orbital Bioscience: Organoids Cultured In Microgravity</news:title>
   <news:publication_date>2026-09-28T16:17:42Z</news:publication_date>
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  <loc>https://astrobiology.com/2026/09/28/jwst-detection-of-methane-emission-from-a-young-brown-dwarf/</loc>
  <lastmod>2026-09-28T16:15:29Z</lastmod>
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    <news:name>Astrobiology</news:name>
    <news:language>en</news:language>
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   <news:title>JWST Detection Of Methane Emission From A Young Brown Dwarf</news:title>
   <news:publication_date>2026-09-28T16:15:27Z</news:publication_date>
   <news:genres>Blog</news:genres>
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  <loc>https://astrobiology.com/2026/09/28/revealing-the-shiny-nature-of-lava-worlds-small-planet-phase-curves-with-tess/</loc>
  <lastmod>2026-09-28T16:09:49Z</lastmod>
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    <news:name>Astrobiology</news:name>
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   <news:title>Revealing The Shiny Nature Of Lava Worlds: Small Planet Phase Curves With TESS</news:title>
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   <news:genres>Blog</news:genres>
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  <loc>https://astrobiology.com/2026/09/28/simulated-effects-of-radioactive-elements-on-magnetic-evolution-and-atmospheric-mass-loss-of-earth-like-planets/</loc>
  <lastmod>2026-09-28T16:05:02Z</lastmod>
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    <news:name>Astrobiology</news:name>
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   <news:title>Simulated Effects of Radioactive Elements on Magnetic Evolution and Atmospheric Mass Loss of Earth-like Planets</news:title>
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  <loc>https://astrobiology.com/2026/09/28/probing-exoplanetary-chemistry-with-ariel-scientific-priorities-and-observational-strategies/</loc>
  <lastmod>2026-09-28T15:48:21Z</lastmod>
  <news:news>
   <news:publication>
    <news:name>Astrobiology</news:name>
    <news:language>en</news:language>
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   <news:title>Probing Exoplanetary Chemistry with Ariel: Scientific Priorities and Observational Strategies</news:title>
   <news:publication_date>2026-09-28T15:48:19Z</news:publication_date>
   <news:genres>Blog</news:genres>
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  <loc>https://astrobiology.com/2026/09/28/nordic-based-observations-of-binary-asteroid-163693-atira-reveal-a-hydrated-cm-chondrite-composition/</loc>
  <lastmod>2026-09-28T16:24:56Z</lastmod>
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    <news:name>Astrobiology</news:name>
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   <news:title>Nordic-based Observations Of Binary Asteroid (163693) Atira Reveal A Hydrated CM Chondrite Composition</news:title>
   <news:publication_date>2026-09-28T15:43:52Z</news:publication_date>
   <news:genres>Blog</news:genres>
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  <loc>https://astrobiology.com/2026/09/28/laboratory-evidence-that-methanol-rich-ice-mantles-lower-methyl-formate-binding-energies/</loc>
  <lastmod>2026-09-28T15:40:26Z</lastmod>
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    <news:name>Astrobiology</news:name>
    <news:language>en</news:language>
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   <news:title>Laboratory Evidence that Methanol-Rich Ice Mantles Lower Methyl Formate Binding Energies</news:title>
   <news:publication_date>2026-09-28T15:40:24Z</news:publication_date>
   <news:genres>Blog</news:genres>
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  <loc>https://astrobiology.com/2026/09/28/stellar-flares-with-ariel-detection-prospects-and-impacts-on-exoplanet-spectroscopy/</loc>
  <lastmod>2026-09-28T15:34:58Z</lastmod>
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   <news:publication>
    <news:name>Astrobiology</news:name>
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   <news:title>Stellar Flares With Ariel: Detection Prospects And Impacts On Exoplanet Spectroscopy</news:title>
   <news:publication_date>2026-09-28T15:34:57Z</news:publication_date>
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  <loc>https://astrobiology.com/2026/09/28/baruch-blumberg-grants-in-astrobiology-formerly-lewis-and-clark-fund-for-field-research-and-exploration-in-astrobiology/</loc>
  <lastmod>2026-09-28T16:43:28Z</lastmod>
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    <news:name>Astrobiology</news:name>
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   <news:title>Baruch Blumberg Grants in Astrobiology (formerly Lewis and Clark Fund for Field Research and Exploration in Astrobiology)</news:title>
   <news:publication_date>2026-09-28T15:09:00Z</news:publication_date>
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  <loc>https://astrobiology.com/2026/09/28/nasas-science-mission-directorate-seeks-volunteer-reviewers/</loc>
  <lastmod>2026-09-27T15:59:09Z</lastmod>
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    <news:name>Astrobiology</news:name>
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   <news:title>NASA&amp;#039;s Science Mission Directorate Seeks Volunteer Reviewers</news:title>
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  <loc>https://astrobiology.com/2026/09/27/thermal-evolution-of-lava-planets-across-system-ages-predictions-for-hell-of-a-survey/</loc>
  <lastmod>2026-09-27T16:58:42Z</lastmod>
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   <news:title>Thermal Evolution of Lava Planets Across System Ages: Predictions for Hell of a Survey</news:title>
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  <loc>https://astrobiology.com/2026/09/27/thioacetaldehyde-ch3chs-on-interstellar-ices-a-key-molecule-to-unravel-two-chemical-dichotomies-in-the-ism/</loc>
  <lastmod>2026-09-27T16:55:30Z</lastmod>
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    <news:name>Astrobiology</news:name>
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   <news:title>Thioacetaldehyde (CH3CHS) On Interstellar Ices: A Key Molecule To Unravel Two Chemical Dichotomies In The ISM</news:title>
   <news:publication_date>2026-09-27T16:55:29Z</news:publication_date>
   <news:genres>Blog</news:genres>
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  <loc>https://astrobiology.com/2026/09/27/interstellar-disparity-n-vs-o-bearing-molecules-a-multidisciplinary-perspective-across-interstellar-environments/</loc>
  <lastmod>2026-09-27T16:50:06Z</lastmod>
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    <news:name>Astrobiology</news:name>
    <news:language>en</news:language>
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   <news:title>Interstellar Disparity: N- vs O-bearing Molecules: A Multidisciplinary Perspective across Interstellar Environments</news:title>
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  <loc>https://astrobiology.com/2026/09/27/water-cloud-and-chemical-modulations-in-the-coldest-brown-dwarf/</loc>
  <lastmod>2026-09-27T16:47:05Z</lastmod>
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   <news:publication>
    <news:name>Astrobiology</news:name>
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   <news:title>Water Cloud and Chemical Modulations in the Coldest Brown Dwarf</news:title>
   <news:publication_date>2026-09-27T16:47:03Z</news:publication_date>
   <news:genres>Blog</news:genres>
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  <loc>https://astrobiology.com/2026/09/27/a-binary-flux-calibrator-reveals-the-scientific-potential-of-short-integration-jwst-miri-imaging-to-directly-detect-sub-jupiter-exoplanets/</loc>
  <lastmod>2026-09-27T17:00:09Z</lastmod>
  <news:news>
   <news:publication>
    <news:name>Astrobiology</news:name>
    <news:language>en</news:language>
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   <news:title>A Binary Flux Calibrator Reveals the Scientific Potential of Short-integration JWST MIRI Imaging to Directly Detect sub-Jupiter Exoplanets</news:title>
   <news:publication_date>2026-09-27T16:44:14Z</news:publication_date>
   <news:genres>Blog</news:genres>
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