Search Results - "Phillips‐Lander, Charity M."
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The Enceladus Orbilander Mission Concept: Balancing Return and Resources in the Search for Life
Published in The planetary science journal (01-04-2021)“…Enceladus’s long-lived plume of ice grains and water vapor makes accessing oceanic material readily achievable from orbit (around Saturn or Enceladus) and from…”
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Fundamental Science and Engineering Questions in Planetary Cave Exploration
Published in Journal of geophysical research. Planets (01-11-2022)“…Nearly half a century ago, two papers postulated the likelihood of lunar lava tube caves using mathematical models. Today, armed with an array of orbiting and…”
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THEO concept mission: Testing the Habitability of Enceladus’s Ocean
Published in Advances in space research (01-09-2016)“…Saturn’s moon Enceladus offers a unique opportunity in the search for life and habitable environments beyond Earth, a key theme of the National Research…”
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Science Objectives for Flagship-Class Mission Concepts for the Search for Evidence of Life at Enceladus
Published in Astrobiology (01-06-2022)“…revealed that Saturn's Moon Enceladus hosts a subsurface ocean that meets the accepted criteria for habitability with bio-essential elements and compounds,…”
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Snow Algae Preferentially Grow on Fe-containing Minerals and Contribute to the Formation of Fe Phases
Published in Geomicrobiology journal (01-06-2020)“…Snow algae growth and mineral dust deposition are both known to strongly decrease snow albedo. Previous work has shown snow algae growth is enhanced in the…”
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Returning Samples from Enceladus for Life Detection
Published in Frontiers in astronomy and space sciences (06-08-2020)“…Evidence suggests that Saturn’s icy moon Enceladus has a subsurface ocean that sources plumes of water vapor and ice vented to space from its south pole. In…”
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Structural architecture of the sheeted dike complex and extensional tectonics of the Jurassic Mirdita ophiolite, Albania
Published in Lithos (01-03-2009)“…The Jurassic Mirdita ophiolite in northern Albania occurs in a ∼ 40 km-wide zone bounded by the passive margins of Apulia (W) and Pelagonia (E). The ∼…”
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A roadmap for planetary caves science and exploration
Published in Nature astronomy (01-06-2021)Get full text
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Experimental Coupling of a MEMS Gas Chromatograph and a Mass Spectrometer for Organic Analysis in Space Environments
Published in ACS earth and space chemistry (15-10-2020)“…The mass spectrometer for planetary exploration (MASPEX) is a versatile mass spectrometer with unprecedented mass resolution designed for spaceflight. However,…”
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MEMS GC Column Performance for Analyzing Organics and Biological Molecules for Future Landed Planetary Missions
Published in Frontiers in astronomy and space sciences (18-02-2022)“…We present a novel, innovative approach to gas chromatography-mass spectrometry (GC-MS) based on micro-electro-mechanical systems (MEMS) columns that improve…”
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Measuring Perchlorate and Sulfate in Planetary Brines Using Raman Spectroscopy
Published in ACS earth and space chemistry (18-10-2018)“…Liquid water likely exists on the surface of Mars and below the icy crusts of Europa, Enceladus, and Titan. Pluto, Ceres, and Ganymede also show evidence of…”
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Albite dissolution rates in brines: Implications for late-stage weathering on Mars
Published in Icarus (New York, N.Y. 1962) (01-09-2021)“…Plagioclase minerals have been detected over large portions of the Mars surface. Average plagioclase mineral compositions are approximately An60 for dust free…”
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Aqueous alteration of pyroxene in sulfate, chloride, and perchlorate brines: Implications for post-Noachian aqueous alteration on Mars
Published in Geochimica et cosmochimica acta (15-07-2019)“…Both high and low calcium pyroxene minerals have been detected over large portions of the martian surface in addition to widespread salts in martian soils and…”
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Carbonate dissolution rates in high salinity brines: Implications for post-Noachian chemical weathering on Mars
Published in Icarus (New York, N.Y. 1962) (01-06-2018)“…•Magnesite should be preferentially preserved relative to calcite on Mars’ surface.•Calcite rates follow the trend 3 mol kg−1 MgCl2 >2.5 mol kg−1 Na2SO4 ≈ UPW…”
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A conservation roadmap for the subterranean biome
Published in Conservation letters (01-09-2021)“…The 15th UN Convention on Biological Diversity (CBD) (COP15) will be held in Kunming, China in October 2021. Historically, CBDs and other multilateral treaties…”
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Jarosite dissolution rates in perchlorate brine
Published in Icarus (New York, N.Y. 1962) (01-02-2018)“…•Jarosite dissolution rates in 2 M perchlorate brine determined by Fe release rate.•We developed a simple UV–vis method for determining Fe (aq) in perchlorate…”
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Silicate Dissolution in Las Pailas Thermal Field: Implications for Microbial Weathering in Acidic Volcanic Hydrothermal Spring Systems
Published in Geomicrobiology journal (02-01-2014)“…A longitudinal field microcosm study was conducted in the Las Pailas hot spring system, located on the SW flank of Rincon de la Vieja, Costa Rica, in order to…”
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Quantifying the roles of chemical and microbial weathering in acid-sulfate hydrothermal systems
Published 01-01-2014“…Although the roles of microbial and chemical processes are relatively well-studied in neutral-chloride hydrothermal systems, very few studies have addressed…”
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Dissertation -
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Mars Astrobiological Cave and Internal habitability Explorer (MACIE): A New Frontiers Mission Concept
Published 11-05-2021“…Martian subsurface habitability and astrobiology can be evaluated via a lava tube cave, without drilling. MACIE addresses two key goals of the Decadal Survey…”
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THEO Concept Mission: Testing the Habitability of Enceladus's Ocean
Published 02-05-2016“…Saturn's moon Enceladus offers a unique opportunity in the search for life and habitable environments beyond Earth, a key theme of the National Research…”
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Journal Article