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 Astrophysics & Space Sciences: People
Karl  Stapelfeldt's Picture
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Jet Propulsion Laboratory
M/S 321-161
4800 Oak Grove Drive
Pasadena, CA 91109
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Karl Stapelfeldt
Chief Scientist, NASA Exoplanet Exploration Program

Education
  • PhD., Astrophysics with graduate minor in Planetary Sciences, Caltech  (1991)
  • B.S.E., Mechanical & Aerospace Engineering and Engineering Physics, Princeton University (1984)

Research Interests
  • Astrophysics:  Protoplanetary and debris disks, exoplanets, star formation
  • Techniques:  Optical, infrared, and mm-wave observations; coronagraphy; scattered light and spectral energy distribution modeling of circumstellar disks
  • Missions:  Hubble Space Telescope WFPC2 Science Team, Spitzer Space Telescope Project Science Office, Herschel Space Observatory, LBTI Exozodi Key Science Team
  • Mission studies: HabEx, LUVOIR, Exo-C (Study Chair), WFIRST, ACCESS, ATLAST, Terrestrial Planet Finder Coronagraph (Acting/Deputy Project Scientist), Eclipse

Professional Experience
  • Jet Propulsion Laboratory - Astrophysics & Space Sciences Section
    • Chief Scientist, NASA Exoplanet Exploration Program (2016 - present)
    • Principal Scientist (2005-2011)
    • Research Scientist (2000-2005)
    • Scientist (1994-2000)
    • Postdoctoral Fellow (1993-1994)
  • NASA Goddard Space Flight Center – Astrophysics Science Division
    • Chief, Laboratory for Exoplanets and Stellar Astrophysics (2011-2016)
  • University of Massachusetts at Amherst – Department of Astronomy
    • Postdoctoral Research Fellow (1990-1993)

Selected Awards
  • Muhlmann Award from the Astronomical Society of the Pacific to the Spitzer Space Telescope Team (2010)
  • AAAS Newcomb Cleveland Award (2009)

Selected Publications
  1. Robinson, T., Stapelfeldt, K., Marley, M (2016) “Characterizing Rocky and Gaseous Exoplanets with 2-meter Class Space-based Coronagraphs: General Considerations” P.A.S.P. 128 5003
  2. Stapelfeldt, K. et al. (2015) Exo-C Mission Study Final Report, NASA Exoplanet Exploration Program internal document at http://exep.jpl.nasa.gov/stdt
  3. Krist, J., Stapelfeldt, K., Bryden, G., and Plavchan, P. (2012) "Hubble Space Telescope Observations of the HD 202628 Debris Disk", A.J. 144 45
  4. Su, K.Y.L, Rieke, G.H, Stapelfeldt, K.R. et al. (2009) “The Debris Disk around HR 8799”, Ap.J. 678 985
  5. Kalas, P. et al. (2008) "Optical Images of an Exosolar Planet 25 Light-Years from Earth" Science 322 1345
  6. Rebull, L.M., Stapelfeldt, K.R. et al. (2008) “Spitzer/MIPS Observations of Stars in the beta Pictoris Moving Group” Ap.J. 681 1484
  7. Watson, A.M., Stapelfeldt, K.R., Wood, K., and Menard, F. (2007) "Multiwavelength Imaging of Young Stellar Object Disks: Toward an  Understanding of Disk Structure and Dust Evolution", in PROTOSTARS AND PLANETS V., B. Reipurth, D. Jewitt, and K. Kiel eds, Univ. of Arizona Press, Tucson, pp. 523-538.
  8. Stapelfeldt, K.R. et al. (2004) “First Look at the Fomalhaut Debris Disk  with the Spitzer Space Telescope", Ap.J.Suppl. 154 458
  9. Stapelfeldt, K.R. et al. (2003) “Hubble Space Telescope WFPC2 Imaging of the Disk and Jet of HV Tauri C", Ap.J. 589 410
  10. Krist, J., Stapelfeldt, K. et al. (2000) “WFPC2 Images of a Face-On Disk Surrounding TW Hydrae", Ap.J. 538 793.
  11. McCaughrean, M., Stapelfeldt, K., and Close, L. (2000) "High Resolution  Optical and near-Infrared Imaging of Young Circumstellar Disks", review arcticle in PROTOSTARS AND PLANETS IV, V. Mannings, A. Boss, and S. Russell eds., Univ. of Arizona Press, Tucson, p. 485
  12. Padgett, D.L., Brandner, W., Stapelfeldt, K.R. et al. (1999) “HST/NICMOS Imaging of Disks and Envelopes Around Very Young Stars" A.J. 117 1490
  13. Stapelfeldt, K.R. et al. (1998) “An Edge-on Circumstellar Disk in the  Young Binary System HK Tauri", Ap.J. 502 L65
  14. Burrows, C.J., Stapelfeldt, K.R. et al. (1996) “HST Imaging of the Disk and Jet of HH 30", Ap.J. 473 437
  15. Stapelfeldt, K.R. et al. (1995) “WFPC2 Imaging of the Circumstellar Nebulosity of HL Tauri", Ap.J. 449 888
  16. Stapelfeldt, K.R. et al. (1991) “Near Infrared Narrowband Images of  Three Herbig-Haro Objects", Ap.J. 371 226

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