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Dr. Jared R Espley

Photo of JARED ESPLEY

Dr. Jared R Espley

  • SUPV RESEARCH AST, PLANETARY STUDIES
  • 301.286.0445
  • NASA/GSFC
  • Mail Code: 695
  • Greenbelt , MD 20771
  • Employer: NASA

    • Research Interests

    Solar System magnetospheres and ionospheres

    Magnetometer development

    The magnetic environment of planetary surfaces and subsurfaces

    Current Projects

    MAVEN

    On MAVEN, Jared has been a science team co-investigator since 2010 and the magnetometer instrument lead since 2018. MAVEN has been collecting data at Mars since 2014.

    Juno

    On Juno, Jared helped with the development of the magnetometer starting in 2010. Since 2014, he has a part-time assignment to NASA HQ to serve as the Juno Program Scientist. Juno has been collecting data in orbit at Jupiter since 2016.

    Positions/Employment

    7/2021 - Present

    Planetary Magnetospheres Lab Chief

    Goddard, Greenbelt
    2009 - Present

    Space Scientist

    Goddard Space Flight Center, Greenbelt
    2006 - 2008

    Postdoctoral Research Associate

    Goddard Space Flight Center, Greenbelt, MD

    Education

    2000 - B.A. in Astrophysics, University of Virginia, Charlottesville, Virginia
    2003 - M.S. in Physics, Rice University, Houston, Texas
    2005 - Ph.D. in Physics, Rice University, Houston, Texas

    Selected Publications

    Refereed

    Espley, J. R. 2018. "The Martian Magnetosphere: Areas of Unsettled Terminology." Journal of Geophysical Research: Space Physics, [10.1029/2018ja025278]

    Gruesbeck, J. R., J. R. Espley, J. E. Connerney, et al. G. A. DiBraccio, Y. I. Soobiah, D. Brain, C. Mazelle, J. Dann, J. Halekas, and D. L. Mitchell. 2018. "The Three-Dimensional Bow Shock of Mars as Observed by MAVEN." Journal of Geophysical Research: Space Physics, [10.1029/2018ja025366]

    Witasse, O., B. Sánchez-Cano, M. L. Mays, et al. P. Kajdič, H. Opgenoorth, H. A. Elliott, I. G. Richardson, I. Zouganelis, J. Zender, R. F. Wimmer-Schweingruber, L. Turc, M. G. Taylor, E. Roussos, A. Rouillard, I. Richter, J. D. Richardson, R. Ramstad, G. Provan, A. Posner, J. J. Plaut, D. Odstrcil, H. Nilsson, P. Niemenen, S. E. Milan, K. Mandt, H. Lohf, M. Lester, J.-P. Lebreton, E. Kuulkers, N. Krupp, C. Koenders, M. K. James, D. Intzekara, M. Holmstrom, D. M. Hassler, B. E. Hall, J. Guo, R. Goldstein, C. Goetz, K. H. Glassmeier, V. Génot, H. Evans, J. Espley, N. J. Edberg, M. Dougherty, S. W. Cowley, J. Burch, E. Behar, S. Barabash, D. J. Andrews, and N. Altobelli. 2017. "Interplanetary coronal mass ejection observed at STEREO-A, Mars, comet 67P/Churyumov-Gerasimenko, Saturn, and New Horizons en route to Pluto: Comparison of its Forbush decreases at 1.4, 3.1, and 9.9 AU." Journal of Geophysical Research: Space Physics, 122 (8): 7865-7890 [10.1002/2017ja023884]

    Gruesbeck, J. R., D. J. Gershman, J. R. Espley, and J. E. Connerney. 2017. "The interplanetary magnetic field observed by Juno enroute to Jupiter." Geophysical Research Letters, 44 (12): 5936-5942 [10.1002/2017gl073137]

    DiBraccio, G. A., J. Dann, J. R. Espley, et al. J. R. Gruesbeck, Y. Soobiah, J. E. Connerney, J. S. Halekas, Y. Harada, C. F. Bowers, D. A. Brain, S. Ruhunusiri, T. Hara, and B. M. Jakosky. 2017. "MAVEN observations of tail current sheet flapping at Mars." Journal of Geophysical Research: Space Physics, 122 (4): 4308-4324 [10.1002/2016ja023488]

    Connerney, J. E., M. Benn, J. B. Bjarno, et al. T. Denver, J. Espley, J. L. Jorgensen, P. S. Jorgensen, P. Lawton, A. Malinnikova, J. M. Merayo, S. Murphy, J. Odom, R. Oliversen, R. Schnurr, D. Sheppard, and E. J. Smith. 2017. "The Juno Magnetic Field Investigation." Space Science Reviews, [10.1007/s11214-017-0334-z]

    Connerney, J., J. Espley, P. Lawton, et al. S. Murphy, J. Odom, R. Oliversen, and D. Sheppard. 2015. "The MAVEN Magnetic Field Investigation." Space Science Reviews, 195: 257-291 [10.1007/s11214-015-0169-4]

    Jakosky, B. M., J. M. Grebowsky, J. G. Luhmann, et al. J. Connerney, F. Eparvier, R. Ergun, J. Halekas, D. Larson, P. Mahaffy, J. McFadden, D. L. Mitchell, N. Schneider, R. Zurek, S. Bougher, D. Brain, Y. J. Ma, C. Mazelle, L. Andersson, D. Andrews, D. Baird, D. Baker, J. M. Bell, M. Benna, M. Chaffin, P. Chamberlin, Y. Y. Chaufray, J. Clarke, G. Collinson, M. Combi, F. Crary, T. Cravens, M. Crismani, S. Curry, D. Curtis, J. Deighan, G. Delory, R. Dewey, G. DiBraccio, C. Dong, Y. Dong, P. Dunn, M. Elrod, S. England, A. Eriksson, J. Espley, S. Evans, X. Fang, M. Fillingim, K. Fortier, C. M. Fowler, J. Fox, H. Groller, S. Guzewich, T. Hara, Y. Harada, G. Holsclaw, S. K. Jain, R. Jolitz, F. Leblanc, C. O. Lee, Y. Lee, F. Lefevre, R. Lillis, R. Livi, D. Lo, M. Mayyasi, W. McClintock, T. McEnulty, R. Modolo, F. Montmessin, M. Morooka, A. Nagy, K. Olsen, W. Peterson, A. Rahmati, S. Ruhunusiri, C. T. Russell, S. Sakai, J. A. Sauvaud, K. Seki, M. Steckiewicz, M. Stevens, A. I. Stewart, A. Stiepen, S. Stone, V. Tenishev, E. Thiemann, R. Tolson, D. Toublanc, M. Vogt, T. Weber, P. Withers, T. Woods, and R. Yelle. 2015. "MAVEN observations of the response of Mars to an interplanetary coronal mass ejection." Science, 350 (6261): aad0210-aad0210 [10.1126/science.aad0210]

    DiBraccio, G. A., J. R. Espley, J. R. Gruesbeck, et al. J. E. Connerney, D. A. Brain, J. S. Halekas, D. L. Mitchell, J. P. McFadden, Y. Harada, R. Livi, G. Collinson, T. Hara, C. Mazelle, and B. M. Jakosky. 2015. "Magnetotail dynamics at Mars: Initial MAVEN observations." Geophys. Res. Lett., 42: [10.1002/2015GL065248]

    Jakosky, B. M., R. P. Lin, J. M. Grebowsky, et al. J. G. Luhmann, D. F. Mitchell, G. Beutelschies, T. Priser, M. Acuna, L. Andersson, D. Baird, D. Baker, R. Bartlett, M. Benna, S. Bougher, D. Brain, D. Carson, S. Cauffman, P. Chamberlin, J.-Y. Chaufray, O. Cheatom, J. Clarke, J. Connerney, T. Cravens, D. Curtis, G. Delory, S. Demcak, A. DeWolfe, F. Eparvier, R. Ergun, A. Eriksson, J. Espley, X. Fang, D. Folta, J. Fox, C. Gomez-Rosa, S. Habenicht, J. Halekas, G. Holsclaw, M. Houghton, R. Howard, M. Jarosz, N. Jedrich, M. Johnson, W. Kasprzak, M. Kelley, T. King, M. Lankton, D. Larson, F. Leblanc, F. Lefevre, R. Lillis, P. Mahaffy, C. Mazelle, W. McClintock, J. McFadden, D. L. Mitchell, F. Montmessin, J. Morrissey, W. Peterson, W. Possel, J.-A. Sauvaud, N. Schneider, W. Sidney, S. Sparacino, A. I. Stewart, R. Tolson, D. Toublanc, C. Waters, T. Woods, R. Yelle, and R. Zurek. 2015. "The Mars Atmosphere and Volatile Evolution (MAVEN) Mission." Space Sci Rev, 195 (1-4): 3-48 [10.1007/s11214-015-0139-x]

    Espley, J. R., G. A. DiBraccio, J. E. Connerney, et al. D. Brain, J. Gruesbeck, Y. Soobiah, J. Halekas, M. Combi, J. Luhmann, Y. Ma, Y. Jia, and B. Jakosky. 2015. "A comet engulfs Mars: MAVEN observations of comet Siding Spring's influence on the Martian magnetosphere." Geophysical Research Letters, 42 (21): 8810--8818 [10.1002/2015GL066300]

    Espley, J. R., W. M. Farrell, D. A. Brain, et al. D. D. Morgan, B. Cantor, J. J. Plaut, M. H. Acuña, and G. Picardi. 2007. "Absorption of MARSIS radar signals: Solar energetic particles and the daytime ionosphere." Geophysical Research Letters, 34 (9): [10.1029/2006gl028829]

    Glassmeier, K.-H., and J. Espley. 2006. "ULF waves in planetary magnetospheres." Geophysical Monograph Series, 341-359 [10.1029/169gm22]

    Espley, J. R., G. T. Delory, and P. A. Cloutier. 2006. "Initial observations of low-frequency magnetic fluctuations in the Martian ionosphere." Journal of Geophysical Research, 111 (E6): E06S22 [10.1029/2005je002587]

    Crider, D., J. Espley, D. Brain, et al. D. Mitchell, J. Connerney, and M. Acu~nA. 2005. "Mars Global Surveyor observations of the Halloween 2003 solar superstorm's encounter with Mars." Journal of Geophysical Research (Space Physics), 110: A09S21 [10.1029/2004JA010881]

    Espley, J. R., P. A. Cloutier, D. H. Crider, D. A. Brain, and M. H. Acuña. 2005. "Low-frequency plasma oscillations at Mars during the October 2003 solar storm." Journal of Geophysical Research: Space Physics, 110 (A9): [10.1029/2004ja010935]

    Espley, J., P. Cloutier, D. Brain, D. Crider, and M. Acu~nA. 2004. "Observations of low-frequency magnetic oscillations in the Martian magnetosheath, magnetic pileup region, and tail." Journal of Geophysical Research (Space Physics), 109: A07213 [10.1029/2003JA010193]

    Selected Publications

    Refereed

    Espley, J. R. 2018. "The Martian Magnetosphere: Areas of Unsettled Terminology." Journal of Geophysical Research: Space Physics [10.1029/2018ja025278]

    Gruesbeck, J. R., J. R. Espley, J. E. Connerney, et al. G. A. DiBraccio, Y. I. Soobiah, D. Brain, C. Mazelle, J. Dann, J. Halekas, and D. L. Mitchell. 2018. "The Three-Dimensional Bow Shock of Mars as Observed by MAVEN." Journal of Geophysical Research: Space Physics [10.1029/2018ja025366]

    Witasse, O., B. Sánchez-Cano, M. L. Mays, et al. P. Kajdič, H. Opgenoorth, H. A. Elliott, I. G. Richardson, I. Zouganelis, J. Zender, R. F. Wimmer-Schweingruber, L. Turc, M. G. Taylor, E. Roussos, A. Rouillard, I. Richter, J. D. Richardson, R. Ramstad, G. Provan, A. Posner, J. J. Plaut, D. Odstrcil, H. Nilsson, P. Niemenen, S. E. Milan, K. Mandt, H. Lohf, M. Lester, J.-P. Lebreton, E. Kuulkers, N. Krupp, C. Koenders, M. K. James, D. Intzekara, M. Holmstrom, D. M. Hassler, B. E. Hall, J. Guo, R. Goldstein, C. Goetz, K. H. Glassmeier, V. Génot, H. Evans, J. Espley, N. J. Edberg, M. Dougherty, S. W. Cowley, J. Burch, E. Behar, S. Barabash, D. J. Andrews, and N. Altobelli. 2017. "Interplanetary coronal mass ejection observed at STEREO-A, Mars, comet 67P/Churyumov-Gerasimenko, Saturn, and New Horizons en route to Pluto: Comparison of its Forbush decreases at 1.4, 3.1, and 9.9 AU." Journal of Geophysical Research: Space Physics 122 (8): 7865-7890 [10.1002/2017ja023884]

    Gruesbeck, J. R., D. J. Gershman, J. R. Espley, and J. E. Connerney. 2017. "The interplanetary magnetic field observed by Juno enroute to Jupiter." Geophysical Research Letters 44 (12): 5936-5942 [10.1002/2017gl073137]

    DiBraccio, G. A., J. Dann, J. R. Espley, et al. J. R. Gruesbeck, Y. Soobiah, J. E. Connerney, J. S. Halekas, Y. Harada, C. F. Bowers, D. A. Brain, S. Ruhunusiri, T. Hara, and B. M. Jakosky. 2017. "MAVEN observations of tail current sheet flapping at Mars." Journal of Geophysical Research: Space Physics 122 (4): 4308-4324 [10.1002/2016ja023488]

    Connerney, J. E., M. Benn, J. B. Bjarno, et al. T. Denver, J. Espley, J. L. Jorgensen, P. S. Jorgensen, P. Lawton, A. Malinnikova, J. M. Merayo, S. Murphy, J. Odom, R. Oliversen, R. Schnurr, D. Sheppard, and E. J. Smith. 2017. "The Juno Magnetic Field Investigation." Space Science Reviews [10.1007/s11214-017-0334-z]

    Connerney, J., J. Espley, P. Lawton, et al. S. Murphy, J. Odom, R. Oliversen, and D. Sheppard. 2015. "The MAVEN Magnetic Field Investigation." Space Science Reviews 195 257-291 [10.1007/s11214-015-0169-4]

    Jakosky, B. M., J. M. Grebowsky, J. G. Luhmann, et al. J. Connerney, F. Eparvier, R. Ergun, J. Halekas, D. Larson, P. Mahaffy, J. McFadden, D. L. Mitchell, N. Schneider, R. Zurek, S. Bougher, D. Brain, Y. J. Ma, C. Mazelle, L. Andersson, D. Andrews, D. Baird, D. Baker, J. M. Bell, M. Benna, M. Chaffin, P. Chamberlin, Y. Y. Chaufray, J. Clarke, G. Collinson, M. Combi, F. Crary, T. Cravens, M. Crismani, S. Curry, D. Curtis, J. Deighan, G. Delory, R. Dewey, G. DiBraccio, C. Dong, Y. Dong, P. Dunn, M. Elrod, S. England, A. Eriksson, J. Espley, S. Evans, X. Fang, M. Fillingim, K. Fortier, C. M. Fowler, J. Fox, H. Groller, S. Guzewich, T. Hara, Y. Harada, G. Holsclaw, S. K. Jain, R. Jolitz, F. Leblanc, C. O. Lee, Y. Lee, F. Lefevre, R. Lillis, R. Livi, D. Lo, M. Mayyasi, W. McClintock, T. McEnulty, R. Modolo, F. Montmessin, M. Morooka, A. Nagy, K. Olsen, W. Peterson, A. Rahmati, S. Ruhunusiri, C. T. Russell, S. Sakai, J. A. Sauvaud, K. Seki, M. Steckiewicz, M. Stevens, A. I. Stewart, A. Stiepen, S. Stone, V. Tenishev, E. Thiemann, R. Tolson, D. Toublanc, M. Vogt, T. Weber, P. Withers, T. Woods, and R. Yelle. 2015. "MAVEN observations of the response of Mars to an interplanetary coronal mass ejection." Science 350 (6261): aad0210-aad0210 [10.1126/science.aad0210]

    DiBraccio, G. A., J. R. Espley, J. R. Gruesbeck, et al. J. E. Connerney, D. A. Brain, J. S. Halekas, D. L. Mitchell, J. P. McFadden, Y. Harada, R. Livi, G. Collinson, T. Hara, C. Mazelle, and B. M. Jakosky. 2015. "Magnetotail dynamics at Mars: Initial MAVEN observations." Geophys. Res. Lett. 42 [10.1002/2015GL065248]

    Jakosky, B. M., R. P. Lin, J. M. Grebowsky, et al. J. G. Luhmann, D. F. Mitchell, G. Beutelschies, T. Priser, M. Acuna, L. Andersson, D. Baird, D. Baker, R. Bartlett, M. Benna, S. Bougher, D. Brain, D. Carson, S. Cauffman, P. Chamberlin, J.-Y. Chaufray, O. Cheatom, J. Clarke, J. Connerney, T. Cravens, D. Curtis, G. Delory, S. Demcak, A. DeWolfe, F. Eparvier, R. Ergun, A. Eriksson, J. Espley, X. Fang, D. Folta, J. Fox, C. Gomez-Rosa, S. Habenicht, J. Halekas, G. Holsclaw, M. Houghton, R. Howard, M. Jarosz, N. Jedrich, M. Johnson, W. Kasprzak, M. Kelley, T. King, M. Lankton, D. Larson, F. Leblanc, F. Lefevre, R. Lillis, P. Mahaffy, C. Mazelle, W. McClintock, J. McFadden, D. L. Mitchell, F. Montmessin, J. Morrissey, W. Peterson, W. Possel, J.-A. Sauvaud, N. Schneider, W. Sidney, S. Sparacino, A. I. Stewart, R. Tolson, D. Toublanc, C. Waters, T. Woods, R. Yelle, and R. Zurek. 2015. "The Mars Atmosphere and Volatile Evolution (MAVEN) Mission." Space Sci Rev 195 (1-4): 3-48 [10.1007/s11214-015-0139-x]

    Espley, J. R., G. A. DiBraccio, J. E. Connerney, et al. D. Brain, J. Gruesbeck, Y. Soobiah, J. Halekas, M. Combi, J. Luhmann, Y. Ma, Y. Jia, and B. Jakosky. 2015. "A comet engulfs Mars: MAVEN observations of comet Siding Spring's influence on the Martian magnetosphere." Geophysical Research Letters 42 (21): 8810--8818 [10.1002/2015GL066300]

    Espley, J. R., W. M. Farrell, D. A. Brain, et al. D. D. Morgan, B. Cantor, J. J. Plaut, M. H. Acuña, and G. Picardi. 2007. "Absorption of MARSIS radar signals: Solar energetic particles and the daytime ionosphere." Geophysical Research Letters 34 (9): [10.1029/2006gl028829]

    Glassmeier, K.-H., and J. Espley. 2006. "ULF waves in planetary magnetospheres." Geophysical Monograph Series 341-359 [10.1029/169gm22]

    Espley, J. R., G. T. Delory, and P. A. Cloutier. 2006. "Initial observations of low-frequency magnetic fluctuations in the Martian ionosphere." Journal of Geophysical Research 111 (E6): E06S22 [10.1029/2005je002587]

    Crider, D., J. Espley, D. Brain, et al. D. Mitchell, J. Connerney, and M. Acu~nA. 2005. "Mars Global Surveyor observations of the Halloween 2003 solar superstorm's encounter with Mars." Journal of Geophysical Research (Space Physics) 110 A09S21 [10.1029/2004JA010881]

    Espley, J. R., P. A. Cloutier, D. H. Crider, D. A. Brain, and M. H. Acuña. 2005. "Low-frequency plasma oscillations at Mars during the October 2003 solar storm." Journal of Geophysical Research: Space Physics 110 (A9): [10.1029/2004ja010935]

    Espley, J., P. Cloutier, D. Brain, D. Crider, and M. Acu~nA. 2004. "Observations of low-frequency magnetic oscillations in the Martian magnetosheath, magnetic pileup region, and tail." Journal of Geophysical Research (Space Physics) 109 A07213 [10.1029/2003JA010193]

                                                                                                                                                                                            
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    • Last Updated: 09/27/2023