Astrobiology: Life in the Universe

NASA Astrobiology Institute (NAI)


  1. University of Wisconsin

    PI Clark Johnson
    Members 51 (See)
    Active Dates 11/2007 - 7/2012
    Team Website http://www.geology.wisc.edu/astrobiology/

    Executive Summary

    University of Wisconsin

    Project Reports

    Alternative formation mechanisms for banded iron formations

    ROADMAP OBJECTIVES: 4.1

    Chemolithotrophic microbial oxidation of insoluble Fe(II)-bearing minerals

    ROADMAP OBJECTIVES: 4.1, 6.1, 7.1

    Co-evolution of microbial metabolisms in the Neoarchean and Paleoproterozoic

    ROADMAP OBJECTIVES: 4.1, 5.1, 6.1, 7.1

    Development of laser ablation-electron impact ionization-miniature mass spectrometer (LA-EI-MMS) for in-situ chemical and isotopic measurements of Martian rocks

    ROADMAP OBJECTIVES: 2.1, 7.2

    Evolution of organic matter in space: UV-vis spectroscopy investigation on nanosatellites

    ROADMAP OBJECTIVES: 3.1, 7.1

    Extra-cellular polymeric substances as armor against cell membrane rupture on mineral surfaces

    ROADMAP OBJECTIVES: 3.4, 5.1, 7.1

    Iron isotope biosignatures: Laboratory studies and modern environments

    ROADMAP OBJECTIVES: 2.1, 4.1, 5.2, 6.1, 7.1, 7.2

    Laser ablation-electron impact ionization-miniature mass spectrometer (LA-EI-MMS) for in-situ geochronology and hydrology of Martian rocks

    ROADMAP OBJECTIVES: 2.1

    Microbial pyrite oxidation in nature and the lab: sulfate mineral biosignature investigation

    ROADMAP OBJECTIVES: 2.1, 7.1

    New frontiers in micro-analysis of isotopic compositions of natural materials: Development of Fe isotopes

    ROADMAP OBJECTIVES: 2.1, 4.1, 7.1, 7.2

    New frontiers in micro-analysis of isotopic compositions of natural materials: Development of O, S, Si, and Li isotopes

    ROADMAP OBJECTIVES: 4.1, 7.1

    Production of mixed cation carbonates in abiologic and biologic systems

    ROADMAP OBJECTIVES: 4.1, 7.1

    Qualitative analysis of soils samples using solid phase microextraction (SPME) and gas chromatography/mass spectrometry (GC/MS)

    ROADMAP OBJECTIVES: 2.1, 3.1

    The role of dissolved sulfide in controlling carbonate mineral compositions

    ROADMAP OBJECTIVES: 4.1, 7.1, 7.2

    EPO Reports

    E/PO - Astrobiology Night at the Ballpark

    Astrobiology Formal and Informal Education through NASA/JPL Volunteer Programs

    E/PO - Elementary School Science Nights

    Project Reports

    Organized by Astrobiology Roadmap Objective

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  • 1.1 Models of formation and evolution of habitable planets
  • 1.2 Indirect and direct astronomical observations of extrasolar habitable planets
  • 2.1 Mars exploration
  • 2.2 Outer Solar System exploration
  • 3.1 Sources of prebiotic materials and catalysts
  • 3.2 Origins and evolution of functional biomolecules
  • 3.3 Origins of energy transduction
  • 3.4 Origins of cellularity and protobiological systems
  • 4.1 Earth's early biosphere
  • 4.2 Foundations of complex life
  • 5.1 Environment-dependent, molecular evolution in microorganisms
  • 5.2 Co-evolution of microbial communities
  • 5.3 Biochemical adaptation to extreme environments
  • 6.1 Environmental changes and the cycling of elements by the biota, communities, and ecosystems
  • 6.2 Adaptation and evolution of life beyond Earth
  • 7.1 Biosignatures to be sought in Solar System materials
  • 7.2 Biosignatures to be sought in nearby planetary systems

  • Change search results by adding or removing a team:

  • Arizona State University
  • Carnegie Institution of Washington
  • Georgia Institute of Technology
  • Jet Propulsion Laboratory (Icy Worlds)
  • Jet Propulsion Laboratory (Titan)
  • Massachusetts Institute of Technology
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  • NASA Ames Research Center
  • NASA Goddard Space Flight Center
  • Pennsylvania State University
  • Rensselaer Polytechnic Institute
  • University of Hawaii, Manoa
  • University of Wisconsin [x]
  • VPL at University of Washington