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   <news:title>Miraflores Butte On Mars</news:title>
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   <news:title>Exploring Long-period Architectures: Four New Planet Candidates from Kepler with Periods &amp;gt;342 days</news:title>
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   <news:title>The Selfish Ribosome</news:title>
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  <loc>https://astrobiology.com/2026/08/28/stxm-xanes-and-tem-analysis-of-ultracarbonaceous-antarctic-micrometeorites-ucamms/</loc>
  <lastmod>2026-08-28T15:37:53Z</lastmod>
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   <news:title>STXM-XANES And TEM Analysis Of UltraCarbonaceous Antarctic MicroMeteorites (UCAMMs)</news:title>
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  <lastmod>2026-08-28T15:33:14Z</lastmod>
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   <news:title>JWST Color Sequence Of Transiting Exoplanets And Directly Imaged Substellar Objects</news:title>
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  <lastmod>2026-08-28T15:28:16Z</lastmod>
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    <news:name>Astrobiology</news:name>
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   <news:title>The Isotopic And Elemental Abundances of Planet-Host Star TRAPPIST-1</news:title>
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  <loc>https://astrobiology.com/2026/08/28/assessing-the-climate-and-habitability-of-tidally-locked-rocky-exoplanets/</loc>
  <lastmod>2026-08-28T14:56:47Z</lastmod>
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    <news:name>Astrobiology</news:name>
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   <news:title>Assessing The Climate And Habitability Of Tidally Locked Rocky Exoplanets</news:title>
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  <loc>https://astrobiology.com/2026/08/28/nasa-smd-roses-25-amendment-68-new-opportunity-d-8-habitable-worlds-observatory-precursor-science-investigations/</loc>
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  <loc>https://astrobiology.com/2026/08/27/roman-space-telescope-enabling-images-of-distant-worlds/</loc>
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   <news:title>Roman Space Telescope: Enabling Images Of Distant Worlds</news:title>
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  <loc>https://astrobiology.com/2026/08/27/nasa-solar-system-exploration-research-virtual-institute-sservi-cooperative-agreement-notice-nnh26zda016c-final-text-and-due-dates/</loc>
  <lastmod>2026-08-27T17:37:30Z</lastmod>
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   <news:title>NASA Solar System Exploration Research Virtual Institute (SSERVI) Cooperative Agreement Notice (NNH26ZDA016C) Final Text And Due Dates</news:title>
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  <loc>https://astrobiology.com/2026/08/27/interstellar-aromatic-infrared-bands-ir-absorption-spectroscopy-of-the-lowest-triplet-state-of-naphthalene/</loc>
  <lastmod>2026-08-27T17:32:20Z</lastmod>
  <news:news>
   <news:publication>
    <news:name>Astrobiology</news:name>
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   <news:title>Interstellar Aromatic Infrared Bands: IR Absorption Spectroscopy Of The Lowest Triplet State Of Naphthalene</news:title>
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  <loc>https://astrobiology.com/2026/08/27/the-highly-unusual-behavior-and-chemical-composition-of-interstellar-comet-2i-borisov/</loc>
  <lastmod>2026-08-27T17:29:07Z</lastmod>
  <news:news>
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    <news:name>Astrobiology</news:name>
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   <news:title>The Highly Unusual Behavior And Chemical Composition Of Interstellar Comet 2I/Borisov</news:title>
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  <loc>https://astrobiology.com/2026/08/27/volatile-depletion-in-rocky-planets-as-a-chemical-fingerprint-of-hybrid-accretion/</loc>
  <lastmod>2026-08-27T17:22:39Z</lastmod>
  <news:news>
   <news:publication>
    <news:name>Astrobiology</news:name>
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   <news:title>Volatile Depletion In Rocky Planets As A Chemical Fingerprint Of Hybrid Accretion</news:title>
   <news:publication_date>2026-08-27T17:22:38Z</news:publication_date>
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  <loc>https://astrobiology.com/2026/08/27/slow-electron-triggered-chemistry-in-interstellar-methanol-water-ices/</loc>
  <lastmod>2026-08-27T17:18:48Z</lastmod>
  <news:news>
   <news:publication>
    <news:name>Astrobiology</news:name>
    <news:language>en</news:language>
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   <news:title>Slow-electron-triggered Chemistry In Interstellar Methanol-water Ices</news:title>
   <news:publication_date>2026-08-27T17:18:47Z</news:publication_date>
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  <loc>https://astrobiology.com/2026/08/27/hidden-worlds-a-non-transiting-candidate-planet-in-the-neptunian-desert-around-the-solar-type-pulsator-kic-9139163/</loc>
  <lastmod>2026-08-27T17:11:41Z</lastmod>
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    <news:name>Astrobiology</news:name>
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   <news:title>Hidden Worlds: A Non-transiting Candidate Planet In The Neptunian Desert Around The Solar-type Pulsator KIC 9139163</news:title>
   <news:publication_date>2026-08-27T17:11:38Z</news:publication_date>
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  <loc>https://astrobiology.com/2026/08/27/nitrogen-and-nitrogen-oxygen-bearing-organic-molecules-in-comet-67p-churyumov-gerasimenko-an-untargeted-investigation/</loc>
  <lastmod>2026-08-27T17:06:26Z</lastmod>
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    <news:name>Astrobiology</news:name>
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   <news:title>Nitrogen- And Nitrogen-oxygen-bearing Organic Molecules In Comet 67P/Churyumov-Gerasimenko: An Untargeted Investigation</news:title>
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  <loc>https://astrobiology.com/2026/08/27/an-evolving-cosmic-shoreline-and-sandbar-bounding-the-rocky-airless-valley/</loc>
  <lastmod>2026-08-27T17:00:52Z</lastmod>
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    <news:name>Astrobiology</news:name>
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   <news:title>An Evolving Cosmic Shoreline and Sandbar Bounding the Rocky Airless Valley</news:title>
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   <news:genres>Blog</news:genres>
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  <loc>https://astrobiology.com/2026/08/27/crossing-the-functional-desert-cascade-driven-assembly-and-feasibility-transitions-in-early-life/</loc>
  <lastmod>2026-08-27T16:54:33Z</lastmod>
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    <news:name>Astrobiology</news:name>
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   <news:genres>Blog</news:genres>
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  <loc>https://astrobiology.com/2026/08/26/robotic-lava-tube-mapping-and-multimodal-data-collection-using-quadruped-and-lidar/</loc>
  <lastmod>2026-08-26T18:12:57Z</lastmod>
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   <news:title>Robotic Lava Tube Mapping And Multimodal Data Collection Using Quadruped And LiDAR</news:title>
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  <loc>https://astrobiology.com/2026/08/26/thickly-frosted-polar-gullies-on-mars/</loc>
  <lastmod>2026-08-26T18:05:27Z</lastmod>
  <news:news>
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    <news:name>Astrobiology</news:name>
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   <news:title>Thickly Frosted Polar Gullies On Mars</news:title>
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  <loc>https://astrobiology.com/2026/08/26/from-meteorites-to-membrane-rafts-ganglioside-incorporating-prebiotic-vesicles-and-the-emergence-of-membrane-domain-organization/</loc>
  <lastmod>2026-08-26T18:01:56Z</lastmod>
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    <news:name>Astrobiology</news:name>
    <news:language>en</news:language>
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   <news:publication_date>2026-08-26T18:01:55Z</news:publication_date>
   <news:genres>Blog</news:genres>
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  <loc>https://astrobiology.com/2026/08/26/pandora-mission-begins-a-study-of-exoplanets-and-their-host-stars/</loc>
  <lastmod>2026-08-26T17:58:26Z</lastmod>
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    <news:language>en</news:language>
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   <news:title>Pandora Mission Begins A Study Of Exoplanets And Their Host Stars</news:title>
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  <loc>https://astrobiology.com/2026/08/26/jwst-reveals-a-race-against-time-for-forming-planets/</loc>
  <lastmod>2026-08-26T17:54:28Z</lastmod>
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    <news:name>Astrobiology</news:name>
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  <loc>https://astrobiology.com/2026/08/26/why-some-planets-have-theory-defying-atmospheres/</loc>
  <lastmod>2026-08-26T17:50:51Z</lastmod>
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    <news:name>Astrobiology</news:name>
    <news:language>en</news:language>
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   <news:genres>Blog</news:genres>
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  <loc>https://astrobiology.com/2026/08/26/beyond-chlorophyll-machine-learning-estimates-of-diagnostic-phytoplankton-pigments-from-multispectral-ocean-colour-data/</loc>
  <lastmod>2026-08-26T17:19:43Z</lastmod>
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    <news:language>en</news:language>
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   <news:genres>Blog</news:genres>
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  <loc>https://astrobiology.com/2026/08/26/preparing-for-the-early-evolution-explorer-the-impact-of-flare-temperature-on-ozone-column-depth-in-earth-like-atmospheres/</loc>
  <lastmod>2026-08-26T17:13:57Z</lastmod>
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    <news:name>Astrobiology</news:name>
    <news:language>en</news:language>
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  <loc>https://astrobiology.com/2026/08/26/astrobind-machine-learning-prediction-of-binding-energy-distributions-on-interstellar-water-ice-from-geometric-surface-descriptors/</loc>
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    <news:name>Astrobiology</news:name>
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   <news:genres>Blog</news:genres>
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 <url>
  <loc>https://astrobiology.com/2026/08/26/the-first-major-transition-origin-of-life-from-a-multilevel-selection-perspective/</loc>
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