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Research article

First published 2007-08

Biomarker and Stable Isotope Characterization of Coastal Pond-Derived Organic Matter,McMurdo Dry Valleys,Antarctica

Melissa M. Hage, Maria E. Uhle, Stephen Macko

Astrobiology

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News

First published 2025-08

Stable Isotope Abundance Patterns as Potential Biosignatures

David J. Des Marais, Tristan Caro, Rajani Dhingra [...]

Astrobiology

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Research article

First published 2012-01

Sulfuric Acid Speleogenesis Associated with a Glacially Driven Groundwater System—Paleo-spring “Pipes” at Borup Fiord Pass,Nunavut

Stephen E. Grasby, Benoit Beauchamp, Victor Bense

Astrobiology

Free access

Research article

First published 2014-6

Origin and Filling Model of Natural Gas in Jiannan Gas Field,Sichuan Basin,China

Quanyou Liu, Zhijun Jin, Xiaoqi Wu [...]

Energy Exploration & Exploitation

Retricted access

Research article

First published 2020-10

Mars-Analog Calcium Sulfate Veins Record Evidence of Ancient Subsurface Life

S. McMahon, J. Parnell, P.B.R. Reekie

Astrobiology

Retricted access

Research article

First published 2023-10

Are Large Sulfur Isotope Variations Biosignatures in an Ancient,Impact-Induced Hydrothermal Mars Analog?

Christopher J. Tino, Eva E. Stüeken, Gernot Arp [...]

Astrobiology

Open access

Research article

First published 2019-12

Lipid Biomarker and Carbon Stable Isotope Survey on the Dallol Hydrothermal System in Ethiopia

Daniel Carrizo, Laura Sánchez-García, Nuria Rodriguez [...]

Astrobiology

Open access

News

First published 2022-06

Planning Implications Related to Sterilization-Sensitive Science Investigations Associated with Mars Sample Return (MSR)

Michael A. Velbel, Charles S. Cockell, Daniel P. Glavin [...]

Astrobiology

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