4.5 Article

Instantaneous Habitable Windows in the Parameter Space of Enceladus' Ocean

Related references

Note: Only part of the references are listed.
Article Astronomy & Astrophysics

Seeding Biochemistry on Other Worlds: Enceladus as a Case Study

Harrison B. Smith et al.

Summary: A framework combining observational data from planetary missions and genomic data from Earth is proposed to study the accessibility of biochemical space across diverse planetary environments. Using seed compounds present on Enceladus, researchers were able to determine the reachability of Earth's biochemical products, providing a map for potential targets for detection of Earth-like life on Enceladus in future missions.

ASTROBIOLOGY (2021)

Article Astronomy & Astrophysics

Oxidation processes diversify the metabolic menu on Enceladus

Christine Ray et al.

Summary: The discovery of ice grains and water vapor erupting from Enceladus and the presence of molecular hydrogen in the plume suggest that this moon could be a promising location to search for extraterrestrial life in the solar system. Chemical modeling indicates that chemical disequilibria in Enceladus' ocean could support metabolic processes, potentially leading to a diverse microbial community. The production of oxidants and oxidation chemistry play a significant role in providing energy for sustaining possible life on Enceladus.

ICARUS (2021)

Article Astronomy & Astrophysics

Minimum Units of Habitability and Their Abundance in the Universe

Charles S. Cockell et al.

Summary: This paper reevaluates the minimum material requirements for habitability, explores examples of the minimum number of material requirements for habitable conditions to arise in a planetary environment, and proposes the hypothesis that habitable conditions may be common throughout the universe. The paper also discusses how minimum units of habitability provide a parsimonious way to consider habitability and make assessments of habitability in planetary bodies.

ASTROBIOLOGY (2021)

Article Astronomy & Astrophysics

The role of hydrothermal sulfate reduction in the sulfur cycles within Europa: Laboratory experiments on sulfate reduction at 100 MPa

Shuya Tan et al.

Summary: There is evidence to suggest the presence of a subsurface ocean within Europa, but much remains unknown about its chemistry and geochemical cycles. Recent observations indicate that sulfur ions and SO2 from Io may accumulate as sulfuric acids in Europa's hemisphere, while chloride salts may appear on chaotic terrains, potentially altering the primary oceanic anion. Laboratory experiments confirm the potential role of hydrothermal sulfate reduction as a sink for exogenic sulfate within Europa's ocean.

ICARUS (2021)

Article Geosciences, Multidisciplinary

A pole-to-equator ocean overturning circulation on Enceladus

Ana H. Lobo et al.

Summary: Enceladus is believed to have a saltwater global ocean with a meridional overturning circulation, establishing a complex internal density structure. Separated sites of ice formation and melt enable Enceladus to sustain significant vertical and horizontal stratification, influencing interior heat transport.

NATURE GEOSCIENCE (2021)

Article Astronomy & Astrophysics

Short lifespans of serpentinization in the rocky core of Enceladus: Implications for hydrogen production

A. Zandanel et al.

Summary: The discovery of a liquid ocean and hydrothermal activity on Saturn's moon Enceladus opens up new possibilities in the search for life. Research suggests that high initial olivine percentages and slow fluid flow rates are key factors affecting the duration of serpentinization in Enceladus' rocky core.

ICARUS (2021)

Article Astronomy & Astrophysics

Bayesian analysis of Enceladus's plume data to assess methanogenesis

Antonin Affholder et al.

Summary: Through a Bayesian statistical approach, the origin of methane in Enceladus's plumes is investigated. The highest likelihood is for biotic methane production, assuming a high probability of life emergence on Enceladus. Cassini measurements not only support this conclusion, but also provide evidence for habitable conditions for life on Enceladus.

NATURE ASTRONOMY (2021)

Article Astronomy & Astrophysics

The Science Case for a Return to Enceladus

Morgan L. Cable et al.

Summary: Enceladus' plume offers fresh material from an extraterrestrial subsurface ocean, characterized by the Cassini Mission as potentially habitable. The next step is to investigate the presence of life and propose a dedicated search-for-life mission.

PLANETARY SCIENCE JOURNAL (2021)

Article Geosciences, Multidisciplinary

The Carbonate Geochemistry of Enceladus' Ocean

Christopher R. Glein et al.

GEOPHYSICAL RESEARCH LETTERS (2020)

Article Multidisciplinary Sciences

Abiotic hydrogen (H2) sources and sinks near the Mid-Ocean Ridge (MOR) with implications for the subseafloor biosphere

Stacey L. Worman et al.

PROCEEDINGS OF THE NATIONAL ACADEMY OF SCIENCES OF THE UNITED STATES OF AMERICA (2020)

Article Geochemistry & Geophysics

Heat Production and Tidally Driven Fluid Flow in the Permeable Core of Enceladus

Yang Liao et al.

JOURNAL OF GEOPHYSICAL RESEARCH-PLANETS (2020)

Article Multidisciplinary Sciences

Widespread energy limitation to life in global subseafloor sediments

J. A. Bradley et al.

SCIENCE ADVANCES (2020)

Article Multidisciplinary Sciences

Abiotic redox reactions in hydrothermal mixing zones: Decreased energy availability for the subsurface biosphere

Jill M. McDermott et al.

PROCEEDINGS OF THE NATIONAL ACADEMY OF SCIENCES OF THE UNITED STATES OF AMERICA (2020)

Review Astronomy & Astrophysics

On the Habitability and Future Exploration of Ocean Worlds

K. P. Hand et al.

SPACE SCIENCE REVIEWS (2020)

Article Multidisciplinary Sciences

A bioenergetic model to predict habitability, biomass and biosignatures in astrobiology and extreme conditions

P. M. Higgins et al.

JOURNAL OF THE ROYAL SOCIETY INTERFACE (2020)

Article Astronomy & Astrophysics

Enceladus's ice shell structure as a window on internal heat production

Douglas J. Hemingway et al.

ICARUS (2019)

Article Astronomy & Astrophysics

Low-mass nitrogen-, oxygen-bearing, and aromatic compounds in Enceladean ice grains

N. Khawaja et al.

MONTHLY NOTICES OF THE ROYAL ASTRONOMICAL SOCIETY (2019)

Article Astronomy & Astrophysics

The NASA Roadmap to Ocean Worlds

Amanda R. Hendrix et al.

ASTROBIOLOGY (2019)

Article Multidisciplinary Sciences

Biological methane production under putative Enceladus-like conditions

Ruth-Sophie Taubner et al.

NATURE COMMUNICATIONS (2018)

Review Microbiology

Low Energy Subsurface Environments as Extraterrestrial Analogs

Rose M. Jones et al.

FRONTIERS IN MICROBIOLOGY (2018)

Article Multidisciplinary Sciences

Macromolecular organic compounds from the depths of Enceladus

Frank Postberg et al.

NATURE (2018)

Article Astronomy & Astrophysics

Is Extraterrestrial Life Suppressed on Subsurface Ocean Worlds due to the Paucity of Bioessential Elements?

Manasvi Lingam et al.

ASTRONOMICAL JOURNAL (2018)

Article Multidisciplinary Sciences

Cassini finds molecular hydrogen in the Enceladus plume: Evidence for hydrothermal processes

J. Hunter Waite et al.

SCIENCE (2017)

Article Astronomy & Astrophysics

Powering prolonged hydrothermal activity inside Enceladus

Gael Choblet et al.

NATURE ASTRONOMY (2017)

Article Geochemistry & Geophysics

Cool seafloor hydrothermal springs reveal global geochemical fluxes

C. Geoffrey Wheat et al.

EARTH AND PLANETARY SCIENCE LETTERS (2017)

Article Astronomy & Astrophysics

Abiotic and Biotic Formation of Amino Acids in the Enceladus Ocean

Elliot L. Steel et al.

ASTROBIOLOGY (2017)

Article Astronomy & Astrophysics

Alternative Energy: Production of H2 by Radiolysis of Water in the Rocky Cores of Icy Bodies

Alexis Bouquet et al.

ASTROPHYSICAL JOURNAL LETTERS (2017)

Article Astronomy & Astrophysics

Enceladus's measured physical libration requires a global subsurface ocean

P. C. Thomas et al.

ICARUS (2016)

Review Microbiology

The physiology of growth arrest: uniting molecular and environmental microbiology

Megan Bergkessel et al.

NATURE REVIEWS MICROBIOLOGY (2016)

Article Astronomy & Astrophysics

DYNAMICAL EVIDENCE FOR A LATE FORMATION OF SATURN'S MOONS

Matija Cuk et al.

ASTROPHYSICAL JOURNAL (2016)

Article Geochemistry & Geophysics

The pH of Enceladus' ocean

Christopher R. Glein et al.

GEOCHIMICA ET COSMOCHIMICA ACTA (2015)

Article Geosciences, Multidisciplinary

Possible evidence for a methane source in Enceladus' ocean

Alexis Bouquet et al.

GEOPHYSICAL RESEARCH LETTERS (2015)

Article Multidisciplinary Sciences

Ongoing hydrothermal activities within Enceladus

Hsiang-Wen Hsu et al.

NATURE (2015)

Article Multidisciplinary Sciences

High-temperature water-rock interactions and hydrothermal environments in the chondrite-like core of Enceladus

Yasuhito Sekine et al.

NATURE COMMUNICATIONS (2015)

Article Multidisciplinary Sciences

The Gravity Field and Interior Structure of Enceladus

L. Iess et al.

SCIENCE (2014)

Review Microbiology

Microbial life under extreme energy limitation

Tori M. Hoehler et al.

NATURE REVIEWS MICROBIOLOGY (2013)

Review Geochemistry & Geophysics

High-Pressure Biochemistry and Biophysics

Filip Meersman et al.

CARBON IN EARTH (2013)

Review Biochemistry & Molecular Biology

The limits for life under multiple extremes

Jesse P. Harrison et al.

TRENDS IN MICROBIOLOGY (2013)

Article Astronomy & Astrophysics

Energetic charged particle weathering of Saturn's inner satellites

C. Paranicas et al.

PLANETARY AND SPACE SCIENCE (2012)

Review Microbiology

Thermodynamic limits to microbial life at high salt concentrations

Aharon Oren

ENVIRONMENTAL MICROBIOLOGY (2011)

Article Ecology

Vacant habitats in the Universe

Charles S. Cockell

TRENDS IN ECOLOGY & EVOLUTION (2011)

Article Geosciences, Multidisciplinary

The role of episodic overturn in generating the surface geology and heat flow on Enceladus

Craig O'Neill et al.

NATURE GEOSCIENCE (2010)

Article Multidisciplinary Sciences

Sodium salts in E-ring ice grains from an ocean below the surface of Enceladus

F. Postberg et al.

NATURE (2009)

Article Multidisciplinary Sciences

Liquid water on Enceladus from observations of ammonia and 40Ar in the plume

J. H. Waite et al.

NATURE (2009)

Article Astronomy & Astrophysics

Enceladus: A potential source of ammonia products and molecular nitrogen for Saturn's magnetosphere

H. T. Smith et al.

JOURNAL OF GEOPHYSICAL RESEARCH-SPACE PHYSICS (2008)

Article Multidisciplinary Sciences

Cell proliferation at 122°C and isotopically heavy CH4 production by a hyperthermophilic methanogen under high-pressure cultivation

Ken Takai et al.

PROCEEDINGS OF THE NATIONAL ACADEMY OF SCIENCES OF THE UNITED STATES OF AMERICA (2008)

Review Biochemistry & Molecular Biology

Prokaryotic lifestyles in deep sea habitats

Federico M. Lauro et al.

EXTREMOPHILES (2008)

Article Geosciences, Multidisciplinary

An oceanic composition on early and today's Enceladus

Mikhail Y. Zolotov

GEOPHYSICAL RESEARCH LETTERS (2007)

Article Astronomy & Astrophysics

An energy balance concept for habitability

Tori M. Hoehler

ASTROBIOLOGY (2007)

Article Geosciences, Multidisciplinary

The thermodynamics and kinetics of microbial metabolism

Qusheng Jin et al.

AMERICAN JOURNAL OF SCIENCE (2007)

Article Biotechnology & Applied Microbiology

Methane- and sulfur-metabolizing microbial communities dominate the Lost City hydrothermal field ecosystem

William J. Brazelton et al.

APPLIED AND ENVIRONMENTAL MICROBIOLOGY (2006)

Review Biochemistry & Molecular Biology

The upper temperature for life - where do we draw the line?

DA Cowan

TRENDS IN MICROBIOLOGY (2004)