Archean Archives - Astrobiology

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The Effect Of Spectral Resolution On Biosignature Detection Via Reflected Light Observations Of The Earth Through Time

Astrochemistry

The Effect Of Spectral Resolution On Biosignature Detection Via Reflected Light Observations Of The Earth Through Time

Toward Inferring the Surface Fluxes of Biosignature Gases on Rocky Exoplanets from Telescope Spectra

Biochemistry & Organic Chemistry

Toward Inferring the Surface Fluxes of Biosignature Gases on Rocky Exoplanets from Telescope Spectra

Strong Nickel Enrichment Co-located With Redox-organic Interactions In Neretva Vallis, Mars

Mars

Strong Nickel Enrichment Co-located With Redox-organic Interactions In Neretva Vallis, Mars

Atmospheric Oxygen And Methane On The Early Earth

Atmospheres, Climate, Weather

Atmospheric Oxygen And Methane On The Early Earth

Atmospheric Supply Of HCN Is Not The Rate Limiting Step For Prebiotic Chemistry Across Rocky Exoplanets

Astrochemistry

Atmospheric Supply Of HCN Is Not The Rate Limiting Step For Prebiotic Chemistry Across Rocky Exoplanets

Habitable Worlds Observatory Living Worlds Working Group: Surface Biosignatures on Potentially Habitable Exoplanets

Astronomy & Telescopes

Habitable Worlds Observatory Living Worlds Working Group: Surface Biosignatures on Potentially Habitable Exoplanets

Abiogenesis On Different Star Types; a Dissipative Photochemical Perspective

Origin & Evolution of Life

Abiogenesis On Different Star Types; a Dissipative Photochemical Perspective

A Hybrid Iron/Green-Rust-Urea Model for Prebiotic Chemistry: A Synthesis of Testable Pathways for Planetary Astrobiology

Biophysics

A Hybrid Iron/Green-Rust-Urea Model for Prebiotic Chemistry: A Synthesis of Testable Pathways for Planetary Astrobiology

Evaluating Habitability and Biosignature Detection on TOI-700 d: The Role of UV Environment and Atmospheric Pressure

Biosignatures & Paleobiology

Evaluating Habitability and Biosignature Detection on TOI-700 d: The Role of UV Environment and Atmospheric Pressure

Earth’s Oxygen Boom: A Fresh Perspective For A Billion-year-old Problem

Habitable Zones

Earth’s Oxygen Boom: A Fresh Perspective For A Billion-year-old Problem

Hot Springs In Japan Give Insight Into Ancient Microbial Life On Earth

Origin & Evolution of Life

Hot Springs In Japan Give Insight Into Ancient Microbial Life On Earth

Towards the Habitable Worlds Observatory: 1D CNN Retrieval of Reflection Spectra from Evolving Earth Analogs

Astronomy & Telescopes

Towards the Habitable Worlds Observatory: 1D CNN Retrieval of Reflection Spectra from Evolving Earth Analogs

Hydrothermal Systems May Have Supplied Essential Phosphorus For Early Life

Origin & Evolution of Life

Hydrothermal Systems May Have Supplied Essential Phosphorus For Early Life

Biological Molybdenum Usage Stems Back To 3.4 Billion Years Ago

Biochemistry & Organic Chemistry

Biological Molybdenum Usage Stems Back To 3.4 Billion Years Ago

Archean Methane Cycling and Life’s Co-Evolution: Intertwining Early Biogeochemical Processes and Ancient Microbial Metabolism

Biogeochemical Cycles & Geobiology

Archean Methane Cycling and Life’s Co-Evolution: Intertwining Early Biogeochemical Processes and Ancient Microbial Metabolism

Simulating The Detectability Of A Range Of Molecules For High-contrast, High-resolution Observations Of Non-transiting Terrestrial Exoplanets

Astrochemistry

Simulating The Detectability Of A Range Of Molecules For High-contrast, High-resolution Observations Of Non-transiting Terrestrial Exoplanets

Are Volcanoes Behind The Oxygen We Breathe?

Atmospheres, Climate, Weather

Are Volcanoes Behind The Oxygen We Breathe?

Evolution Of The Archean Atmosphere

Atmospheres, Climate, Weather

Evolution Of The Archean Atmosphere

Detectability Simulations of a NIR Surface Biosignature on Proxima Centauri b with Future Space Observatories

Proxima Centauri

Detectability Simulations of a NIR Surface Biosignature on Proxima Centauri b with Future Space Observatories

Microbial Structures In An Antarctic Lake Could Reveal More About How Life Evolved

Arctic / Antarctic / Alpine

Microbial Structures In An Antarctic Lake Could Reveal More About How Life Evolved