Valuing Life-Detection Missions

Abbott B.P. , et al. (LIGO Scientific Collaboration and Virgo Collaboration). (2017) GW170817: Observation of gravitational waves from a binary neutron star inspiral. Phys Rev Lett, 119, doi:10.1103/PhysRevLett.119.161101.

Artemieva N. and Lunine J. (2003) Cratering on Titan: impact melt, ejecta, and the fate of surface organics. Icarus, 164:471–480.

Bean J.L. , Abbot D.S. , and Kempton E.M.-R. (2017) A statistical comparative planetology approach to the hunt for habitable exoplanets and life beyond the Solar System. Astrophys J, 841, doi:10.3847/2041-8213/aa738a.

Bell E.A. , Boehnke P. , Harrison T.M. , and Mao W.L. (2015) Potentially biogenic carbon preserved in a 4.1 billion-year-old zircon. Proc Natl Acad Sci USA, 112:14518–14521.

Bostrom N. (2008) Where are they?. MIT Technology Review May/June 2008.

Carter B. (1983) The anthropic principle and its implications for biological evolution. Philos Trans A Math Phys Eng Sci, 310, doi:10.1098/rsta.1983.0096.

Catling D.C. and Kasting J.F. (2017) Atmospheric Evolution on Inhabited and Lifeless Worlds, Cambridge University Press, Cambridge, UK.

Catling D.C. , Krissansen-Totton J. , Kiang N.Y. , Crisp D. , Robinson T.D. , DasSarma S. , Rushby A.J. , Del Genio A. , Bains W. , and Domagal-Goldman S. (2018) Exoplanet biosignatures: a framework for their assessment. Astrobiology, 18:709–738.

Chyba C.F. and Phillips C.B. (2001) Possible ecosystems and the search for life on Europa. Proc Natl Acad Sci USA, 98:801–804.

Dalcanton J. , Seager S. , Aigrain S. , Battel S. , Brandt N. , Conroy C. , Feinberg L. , Gezari S. , Guyon O. , Harris W. , Hirata C. , Mather J. , Postman M. , Redding D. , Schiminovich D. , Stahl H.P. , and Tumlinson J. (2015) From Cosmic Birth to Living Earths: The Future of UVOIR Space Astronomy, Association of Universities for Research in Astronomy, Washington, DC.

Dressing C. and Charbonneau D. (2013) The occurrence rate of small planets around small stars. Astrophys J, 767, doi:10.1088/0004-637X/767/1/95.

Fuller J. , Luan J. , and Quataert E. (2016) Resonance locking as the source of rapid tidal migration in the Jupiter and Saturn moon systems. Mon Not R Astron Soc, 458:3867–3879.

Gaidos E. (2013) Candidate planets in the habitable zones of Kepler stars. Astrophys J, 770, doi:10.1088/0004-637X/770/2/90.

Gaidos E. , and Selsis F. (2006) From protoplanets to protolife: the emergence and maintenance of life. In Protostars and Planets V, edited by Reipurth B. , Jewitt D. , and Keil K. , University of Arizona Press, Tucson, pp 929–944.

Grimm R.E. , Harrison K.P. , Stillman D.E. , and Kirchoff M.R. (2017) On the secular retention of ground water and ice on Mars. J Geophys Res: Planets, 122:94–109.

Grotzinger J. , Sumner D.Y. , Kah L.C. , Stack K. , Gupta S. , Edgar L. , Rubin D. , Lewis K. , Schieber J. , Mangold N. , Milliken R. , Conrad P.G. , Des Marais D. , Farmer J. , Siebach K. , Calef F. , III Hurowitz , J., McLennan S.M. , Ming D. , Vaniman D. , Crisp J. , Vasavada A. , Edgett K.S. , Malin M. , Blake D. , Gellert R. , Mahaffy P. , Wiens R.C. , Maurice S. , Grant J.A. , Wilson S. , Anderson R.C. , Beegle L. , Arvidson R. , Hallet B. , Sletten R.S. , Rice M. , Bell J. , III Griffes , J., Ehlmann B. , Anderson R.B. , Bristow T.F. , Dietrich W.E. , Dromart G. , Eigenbrode J. , Fraeman A. , Hardgrove C. , Herkenhoff K. , Jandura L. , Kocurek G. , Lee S. , Leshin L.A. , Leveille R. , Limonadi D. , Maki J. , McCloskey S. , Meyer M. , Minitti M. , Newsom H. , Oehler D. , Okon A. , Palucis M. , Parker T. , Rowland S. , Schmidt M. , Squyres S. , Steele A. , Stolper E. , Summons R. , Treiman A. , Williams R. , and Yingst A. ; MSL Science Team. (2014) A habitable fluvio-lacustrine environment at Yellowknife Bay, Gale Crater, Mars. Science, 343, doi:10.1126/science.1242777.

Hand E. (2008) Mars exploration: Phoenix: a race against time. Nature, 456:690–695.

Hand K.P. , Murray A.E. , Garvin J.B. , Brinckerhoff W.B. , Christner B.C. , Edett K.S. , Ehlmann B.L. , German C.R. , Hayes A.G. , Hoehler T.M. , Horst S.M. , Lunine J.I. , Nealson K.H. , Paranicas C. , Schmidt B.E. , Smith D.E. , Rhoden A.R. , Russell M.J. , Templeton A.S. , Willis P.A. , Yngst R.A. , Phillips C.B. , Cable M.L. , Craft K.L. , Hofmann A.E. , Nordheim T.A. , Pappalardo R.P. , and the Project Engineering Team. (2017) Report of the Europa Lander Science Definition Team, JPL D-97667, Jet Propulsion Laboratory, Pasadena, CA.

Heng K. (2016) The imprecise search for extraterrestrial habitability. Am Sci, 104, doi:10.1511/2016.120.146.

Holland G. , Lollar B.S. , Li L. , Lacrampe-Couloume G. , Slater G.F. , and Ballentine C.J. (2013) Deep fracture fluids isolated in the crust since the Precambrian era. Nature, 497:357–360.

Hunt J. (1995) Petroleum Geochemistry and Geology,, 2 ^nd ed., W.H. Freeman, New York.

Kasting J.F. , Kopparapu R. , Ramirez R.M. , and Harman C.E. (2014) Remote life-detection criteria, habitable zone boundaries, and the frequency of Earth-like planets around M and late K stars. Proc Natl Acad Sci USA, 111:12641–12646.

Knoll A.H. , Bergmann K.D. , and Strauss J.V. (2016) Life: the first two billion years. Philos Trans R Soc Lond B Biol Sci, 371, doi:10.1098/rstb.2015.0493.

Krings M. , Stone A. , Schmitz R.W. , Krainitzki H. , Stoneking M. , and Pääbo S. (1997) Neanderthal DNA sequences and the origin of modern humans. Cell, 90:19–30.

Krissansen-Totton J. , Olson S. , and Catling D.C. (2018) Disequilibrium biosignatures over Earth history and implications for detecting exoplanet life. Sci Adv, 4, doi:10.1126/sciadv.aao5747.

Lacki B. (2016) The log log prior for the frequency of extraterrestrial intelligences. arXiv:1609.05931.

Lubin P. (2016) A Roadmap to Interstellar Flight, arXiv:1604.01356.

Mars Science Program Synthesis Group. (2004) Mars Exploration Strategy, 2009–2020, JPL 400-1131, Jet Propulsion Laboratory, Pasadena, CA.

McCollom T.M. and Seewald J.S. (2013) Serpentinites, hydrogen, and life. Elements, 9:129–134.

McKay D.S. , Gibson E.K. Jr , Thomas-Keprta K.L. , Vali H. , Romanek C.S. , Clemett S.J. , Chillier X.D. , Maechling C.R. , and Zare R.N. (1996) Search for past life on Mars: possible relic biogenic activity in Martian meteorite ALH84001. Science, 273:924–930.

McKeegan K.D. , Kallio A.P. , Heber V.S. , Jarzebinski G. , Mao P.H. , Coath C.D. , Kunihiro T. , Wiens R.C. , Nordholt J.E. , Moses R.W. Jr ., Reisenfeld D.B. , Jurewicz A.J. , and Burnett D.S. (2011) The oxygen isotopic composition of the Sun inferred from captured solar wind. Science, 322:1528–1532.

McNutt R.L. Jr ., Aleman S.M. , Amato M.J. , Carroll W. , Dudzinski L. , McKamy J. , Moore C. , Reed C. , Reh K.R. , Sholtis J.A. , and Stephan R.A. (2015) Nuclear Power Assessment Study—Final Report, Radioisotope Power Systems Program, TSSD-23122, Johns Hopkins University Applied Physics Laboratory, Laurel, MD.

Misra A. , Meadows V. , and Crisp D. (2014) The effects of refraction on transit transmission spectroscopy: application to Earth-like exoplanets. Astrophys J, 792, doi:10.1088/0004-637X/792/1/61.

Mustard J.F. , Adler M. , Allwood A. , Bass D.S. , Beaty D.W. , Bell J.F. III , Brinckerhoff W.B. , Carr M. , Des Marais D.J. , Drake B. , Edgett K.S. , Eigenbrode J. , Elkins-Tanton L.T. , Grant J.A. , Milkovich S.M. , Ming D. , Moore C. , Murchie S. , Onstott T.C. , Ruff S.W. , Sephton M.A. , Steele A. , and Treiman A. (2013) Report of the Mars 2020 Science Definition Team, posted July 2013 by the Mars Exploration Program Analysis Group (MEPAG) at http://mepag.jpl.nasa.gov/reports/MEP/Mars_2020_SDT_Report_Final.pdf

Nadeau J. , Lindensmith C. , Deming J.W. , Fernandez V.I. , and Stocker R. (2016) Microbial morphology and motility as biosignatures for outer planet missions. Astrobiology, 16:755–774.

National Academies of Sciences, Engineering, and Medicine. (2017) Searching for Life Across Space and Time: Proceedings of a Workshop. Washington, DC: The National Academies Press. https://doi.org/10.17226/2 4860.

National Research Council. (2007) The Limits of Organic Life in Planetary Systems, The National Academies Press, Washington, DC.

Neveu M. , Hays L.E. , Voytek M.A. , New M.H. , and Schulte M.D. (2018) The ladder of life detection. Astrobiology, 18, doi: 10.1089/ast.2017.1773.

Nutman A.P. , Bennett V.C. , Friend C.R.L. , Van Kranedonk M.J. , and Chivas A.R. (2016) Rapid emergence of life shown by discovery of 3,700-million-year-old microbial structures. Nature, 537:535–538.

Onstott T. (2016) Deep Life, Princeton University Press, Princeton, NJ.

Peters K.E. , Walters C.C. , and Moldowan J.M. (2005) The Biomarker Guide, Volume 2: Biomarkers and Isotopes in the Petroleum Exploration and Earth History, Cambridge University Press, Cambridge, UK.

Platt J.R. (1964) Strong inference. Science, 146:347–353.

Postman M. , Traub W.A. , Krist J. , Stapelfeldt K. , Brown R. , Oegerle W , Lo A. , Clampin M. , Soummer R. , Wiseman J. , and Mountain M. (2010) Advanced Technology Large-Aperture Space Telescope (ATLAST): characterizing habitable worlds. In Pathways Towards Habitable Planets, proceedings of a workshop held 14 to 18 September 2009 in Barcelona, Spain, edited by V. Coudé du Foresto, D.M. Gelino, and I. Ribas, Astronomical Society of the Pacific, San Francisco, pp. 361–367.

Priscu J. , Adams E.E. , Lyons W.B. , Voytek M.A. , Mogk D.W. , Brown R.L. , McKay C.P. , Takacs C.D. , Welch K.A. , Wolf C.F. , Kirshtein J.D. , and Avci R. (1999) Geomicrobiology of subglacial ice above Lake Vostok. Science, 286:2141–2144.

Reinhard C.T. , Olson S.L. , Schwieterman E.W. , and Lyons T.W. (2017) False negatives for remote life detection on ocean-bearing planets: lessons from the early Earth. Astrobiology, 17:287–297.

Schulze-Makuch D. and Irwin L.N. (2002) Energy cycling and hypothetical organisms in Europa's ocean. Astrobiology, 2:105–121.

Schulze-Makuch D. , Rummel J.D. , Benner S.A. , Levin G. , Parro V. , and Kounaves S. (2015) Nearly forty years after Viking: are we ready for a new life-detection mission?. Astrobiology, 15:413–419.

Schwieterman E.W. , Kiang N.Y. , Parenteau M.N. , Harman C.E. , DasSarma S. , Fisher T.M. , Arney G.N. , Hartnett H.E. , Reinhard C.T. , Olson S.L. , Meadows V.S. , Cockell C.S. , Walker S.I. , Grenfell J.L. , Hegde S. , Rugheimer S. , Hu R. , and Lyons T.W. (2018) Exoplanet biosignatures: a review of remotely detectable signs of life. Astrobiology, 18:663–708.

Seager S. and Bains W. (2015) The search for signs of life on exoplanets at the interface of chemistry and planetary science. Sci Adv, 1, doi:10.1126/sciadv.1500047.

Seager S. , Turner E.L. , Schafer J. , and Ford E.B. (2005) Vegetation's red edge: a possible biomarker of extraterrestrial plants. Astrobiology, 5:372–390.

Seager S. , Schrenk M. , and Bains W. (2012) An astrophysical view of earth-based metabolic biosignature gases. Astrobiology, 12:61–82.

Shapiro R. and Schulze-Makuch D. (2009) The search for alien life in our solar system: strategies and priorities. Astrobiology, 9:335–343.

Sleep N. and Bird D. (2007) Niches of the pre-photosynthetic biosphere and geologic preservation of Earth's earliest ecology. Geobiology, 5:101–117.

Smolin L. (2006) The Trouble with Physics: The Rise of String Theory, the Fall of a Science, and What Comes Next, Houghton Mifflin, Boston.

Stephan T. , Trappitsch R. , Davis A.M. , Pellin M.J. , Rost D. , Savina M.R. , Yokochi R. , and Liu N , (2016) CHILI—the Chicago Instrument for Laser Ionization—a new tool for isotope measurements in cosmochemistry. Int J Mass Spectrom, 407:1–15.

Summons R.E. , Albrecht P. , McDonald G. , and Moldowan J.W. (2008) Molecular biosignatures. Space Sci Rev, 135:133–159.

Wacey D. (2009) Early Life on Earth, A Practical Guide, Springer, Dordrecht, the Netherlands.

Waite J.H. , Glein C.R. , Perryman R.S. , Teolis B.D. , Magee B.A. , Miller G. , Grimes J. , Perry M.E. , Miller K.E. , Bouquet A. , Lunine J.I. , Brockwell T. , and Bolton S.J. (2017) Cassini finds molecular hydrogen in the Enceladus plume: evidence for hydrothermal processes. Science, 356:155–159.

Weiss B.P. , Yung Y.L. , and Nealson K.H. (2000) Atmospheric energy for subsurface life on Mars?. Proc Natl Acad Sci USA, 97:1395–1399.

Wells L.E. , Armstrong J.C. , and Gonzalez G. (2003) Reseeding of early Earth by impacts of returning ejecta during the Late Heavy Bombardment. Icarus, 162:38–46.

Westphal A.J. , Stroud R.M. , Bechtel H.A. , Brenker F.E. , Butterworth A.L. , Flynn G.J. , Frank D.R. , Gainsforth Z. , Hillier J.K. , Postberg F. , Simionovici A.S. , Sterken V.J. , Nittler L.R. , Allen C. , Anderson D. , Ansari A. , Bajt S. , Bastien R.K. , Bassim N. , Bridges J. , Brownlee D.E. , Burchell M. , Burghammer M. , Changela H. , Cloetens P. , Davis A.M. , Doll R. , Floss C. , Grün E. , Heck P.R. , Hoppe P. , Hudson B. , Huth J. , Kearsley A. , King A.J. , Lai B. , Leitner J. , Lemelle L. , Leonard A. , Leroux H. , Lettieri R. , Marchant W. , Ogliore R. , Ong W.J. , Price M.C. , Sandford S.A. , Tresseras J.-A.S. , Schmitz S. , Schoonjans T. , Schreiber K. , Silversmit G. , Solé V.A. , Srama R. , Stadermann F. , Stephan T. , Stodolna J. , Sutton S. , Trieloff M. , Tsou P. , Tyliszczak T. , Vekemans B. , Vincze L. , Von Korff J. , Wordsworth N. , Zevin D. , and Zolensky M.E. ; 30714 Stardust@home dusters. (2014) Interstellar dust. Evidence for interstellar origin of seven dust particles collected by the Stardust spacecraft. Science , 345:786–791.

Zahnle K.J. and Catling D.C. (2017) The cosmic shoreline: the evidence that escape determines which planets have atmospheres, and what this may mean for Proxima Centauri B. Astrophys J, 843, doi:10.3847/1538-4357/aa7846.