Visiting Postdoc

  • Now Postdoc at University of Oregon, Dept. of Earth Sciences

Research Interests

  • Planetary Science, Extrasolar Planets


  • Ph.D., Planetary Science, Georgia Institute of Technology, 2018
  • B.A., Physics, Cornell University, 2014


Publications (most recent):

  • G.D. McDonald, J.S. Méndez Harper, L. Ojha, P. Corlies, J. Dufek, R.C. Ewing, L. Kerber.
    Aeolian sediment transport on Io from lava-frost interactions. Nature Communications, 2022.
  • J.S. Méndez Harper, J. Dufek, G.D. McDonald. Detection of spark discharges in an agitated
    Mars dust simulant isolated from foreign surfaces. Icarus 357, 114268, 2021.
  • P. Corlies*, G.D. McDonald*, A.G. Hayes, J.J. Wray, M. Adamkovics, M.J. Malaska, M.L.
    Cable, J.D. Hofgartner, S. Hörst, L.R. Liuzzo, J.J. Buffo, R.D. Lorenz, E.P. Turtle. Transmission
    windows in Titan’s lower troposhere: Implications for infrared spectrometers aboard future aerial
    and surface missions. Icarus 357, 114228, 2021.
    *Authors contributed equally
  • G.D. McDonald, L. Kreidberg, E. Lopez. The sub-Neptune desert and its dependence on
    stellar type: Controlled by lifetime X-ray irradiation, The Astrophysical Journal 876 (1), 22, 2019.

Working Group

  • Ojha Research Group