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Karl Stapelfeldt's Picture
Address:
Jet Propulsion Laboratory
M/S 183-900
4800 Oak Grove Drive
Pasadena, CA 91109
Phone:
818.354.2640
Fax:
818.393.9088
Email:

Karl Stapelfeldt

Education
  • B.S.E., Mechanical and Aerospace Engineering / Engineering Physics, Princeton University (1984)
  • Ph.D., Astronomy, California Institute of Technology (1991)
Research Interests
  • Star and planet formation
  • Observational studies of circumstellar disks and young stellar outflows at optical, infrared, and millimeter wavelengths
  • Numerical modeling of the structure of circumstellar disks
  • High contrast imaging for direct detection of extrasolar planets
Professional Experience
  • Jet Propulsion Laboratory (1993-Present)
    • Principal Scientist (2005-Present)
    • Deputy Project Scientist, Terrestrial Planet Finder Coronagraph pre-Project (2005-2006)
    • Coronagraph Study Scientist, Terrestrial Planet Finder pre-Project (2002-2004)
    • Research Scientist (2000-2005)
    • Spitzer Space Telescope Project Science Office (1999-Present)
    • Associate member, Spitzer Space Telescope MIPS instrument team (2000-Present)
    • Associate member, Hubble Space Telescope WFPC2 instrument team (1993-1998)
    • Staff Scientist (1994-1999)
    • Postdoctoral Researcher (1993-1994)
  • Laboratoire d'Astrophysique de Universite de Grenoble, France, Visiting Scientist (Summer 2002)
  • University of Southern California, Visiting Lecturer in Astronomy (Spring 1999)
  • Max Planck Institut fur Astronomie, Heidelberg, Germany, Visiting Scientist (April-June 1996)
  • University of California Los Angeles, Visiting Lecturer in Astronomy (Winter 1996)
  • University of Massachusetts, Amherst, Postdoctoral Research Associate in Astronomy (1991-1993)
Selected Publications
  1. Stapelfeldt, K., Trauger, J., Traub, W. et al. (2007) "First Steps in Direct Imaging of Planetary Systems Like our Own: The Science Potential of 2-m Class Optical Space Telescopes", white paper submitted to the AAAC Exoplanet Task Force, arXiv:0707:1886
  2. Rebull, L.M., Stapelfeldt, K.R. et al. (2007) "The Spitzer c2d Survey of Large, Nearby, Interstellar Clouds. VI. Perseus Observed with MIPS" Astrophysical Journal Supplement 171 447
  3. Trilling, D., Stansberry, J., Stapelfeldt, K. et al. (2007) "Debris Disks in Main-sequence Binary Systems", Astrophysical Journal 658 1289
  4. Watson, A.M., Stapelfeldt, K.R., Wood, K., and Menard, F. (2006) "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. Keil eds., Univ. of Arizona Press, Tucson, pp. 523-538.
  5. Stapelfeldt, K.R. (2006) "Extrasolar Planets and Star Formation: Science Opportunities for Future ELTs" in THE SCIENTIFIC REQUIREMENTS FOR EXTREMELY LARGE TELESCOPES, Proceedings of IAU Symposium 232, Cambridge Univ. Press, pp. 149-158.
  6. Krist, J.E, Stapelfeldt, K.R. et al. (2005), "Hubble Space Telescope ACS Images of the GG Tauri Circumbinary Disk", Astronomical Journal 130 2778.
  7. Stapelfeldt, K. (2005) "Planetary science : A Planet that Blinks," Nature 434 707.
  8. Beichman, C.A., Bryden, G., Gautier, T.N., Stapelfeldt, K. et al. (2005) "An Excess Due to Small Grains around the Nearby K0 V Star HD 69830: Asteroid or Cometary Debris?," Astrophysical Journal 626 1061.
  9. Padgett, D.L., and Stapelfeldt, K. (2004) "High Resolution Optical and Infrared Images of Circumstellar Disks" in STAR FORMATION AT HIGH ANGULAR RESOLUTION, Proceedings of IAU Symposium 221, M. Burton, R. Jayawardhana, and T. Bourke eds., p. 373.
  10. Stapelfeldt, K. and 30 contributing authors (2004) "First Look at the Fomalhaut Debris Disk with the Spitzer Space Telescope," Astrophysical Journal Supplement, 154 458.
  11. Watson, A.M., and Stapelfeldt, K. (2004) "The Visible and Near-infrared Dust Opaciy Law in the HH 30 Circumstellar Disk," Astrophysical Journal. 602 860.
  12. Wolf, S., Padgett, D., and Stapelfeldt, K. (2003) "The Circumstellar Disk of the Butterfly Star in Taurus," Astrophysical Journal 588 373.
  13. Stapelfeldt, K., Menard, F., Watson, A.M., Krist, J.E., Dougados, C., Padgett, D.L., and Brandner, W. (2003) "Hubble Space Telescope WFPC2 Imaging of the Disk and Jet of HV Tauri C," Astrophysical Journal. 589 410.
  14. Krist, J., Stapelfeldt, K., and Watson, A.M. (2002) "Hubble Space Telescope / WFPC2 Images of the GG Tauri Circumbinary Disk," Astrophysical Journal, 570 785
  15. Krist, J., Stapelfeldt, K., Menard, F., Padgett, D.L., and Burrows, C.J. (2000) "WFPC2 Images of a Face-On Disk Surrounding TW Hydrae," Astrophysical Journal 538 793.
  16. McCaughrean, M., Stapelfeldt, K., and Close, L. (2000) "High Resolution Optical and near-Infrared Imaging of Young Circumstellar Disks," review article in PROTOSTARS AND PLANETS IV, V. Mannings,, A. Boss, and S. Russell eds., Univ. of Arizona Press, Tucson, p. 485.
  17. Padgett, D.L., Brandner, W., Stapelfeldt, K., Strom, S.E., Terebey, S., and Koerner, D. (1999) "HST/NICMOS Imaging of Disks and Envelopes Around Very Young Stars" Astronomical Journal 117 1490.
  18. Stapelfeldt, K. et al. (1999) "A Variable Asymmetry in the Circumstellar Disk of HH 30," Astrophysical Journal Letters, 516 L95
  19. Stapelfeldt, K., et al. (1998) "WFPC2 Imaging of the Circumstellar Nebulosity of T Tauri," Astrophysical Journal 508 736.
  20. Stapelfeldt, K., Krist, J., Menard, F., Bouvier, J., Padgett, D., Burrows, C. (1998) "An Edge-on Circumstellar Disk in the Young Binary System HK Tauri," Astrophysical Journal Letters 502 L65.
  21. Burrows, C.J., Stapelfeldt, K.R. et al. (1996) "HST Imaging of the Disk and Jet of HH 30", Astrophysical Journal 473 437.

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