updated 1/7/20

Selected Refereed Journal Articles

  • Co-spatial UV-optical HST/STIS Spectra of Six Planetary Nebulae: Nebular and Stellar Properties, Miller, T.R., Henry, R.B.C., Balick, B., Kwitter, K.B., Dufour, R.J., Shaw, R.A., & Corradi, R.L.M.,  Mon. Not. R.A.S., 482, 278, 2019
  • On the Production of He, C and N by Low and Intermediate Mass Stars: A Comparison of Observed and Model-Predicted Planetary Nebula Abundances, Henry, R.B.C., Stephenson, B.G., Miller Bertolami, M.M., Kwitter, K.B., & Balick, B., Mon. Not. R.A.S., 473, 241, 2018
  • Analysis of Co-Spatial UV/Optical HST STIS Spectra of Planetary Nebula NGC 3242, Miller, T.R.,Henry, R.B.C., Balick, B., Kwitter, K.B., Dufour, R.J., Shaw, R.A., & Corradi, R.L.M., Ap.J., 830, 9, 2016
  • The Origin of the Most Luminous Planetary Nebulae, Galera-Rosillo, R., Corradi, R.L.M., Balick, B., Kwitter, K., Mampaso, A., & Garcia-Rojas, J., in Proceedings of IAU Symposium #323, Planetary Nebula: Multi-Wavelength Probes of Stellar and Galactic Evolution, (Cambridge), 2016, p. 386
  • Co-Spatial Long-Slit UV/Optical Spectra of Ten Galactic Planetary Nebulae with HST/STIS II. Nebular Models, Central Star Properties and He+CNO Synthesis, Henry, R.B.C., Balick, B., Dufour, R.J., Kwitter, K.B., Shaw, R.A., Miller, T.R., Buell, J.F., & Corradi, R.L.M., Ap.J., 813, 121, 2015
  • The Chemistry of Planetary Nebulae in the Outer Regions of M31, Corradi, R.L.M., Kwitter, K.B., Balick, B., Henry, R.B.C., & Hensley, K.G. (Williams ’14), Ap.J., 807, 181, 2015
  • Co-spatial Long-slit UV/Optical Spectra of Ten Galactic Planetary Nebulae with HST/STIS I. Description of the Observations, Global Emission-line Measurements, and CNO Abundances, Dufour, R.J., Kwitter, K.B., Shaw, R.A., Henry, R.B.C., Balick, B., & R.L.M. Corradi, Ap.J., 803, 23, 2015
  • The Emerging Planetary Nebula CRL 618 and Its Unsettled Central Star(s), Balick, B., Riera, A., Raga, A., Kwitter, K.B., & Velázquez, P.F., Ap.J., 795, 83, 2014
  • The Present and Future of Planetary Nebula Research. A White Paper by the IAU Planetary Nebula Working Group, Kwitter, K.B., Méndez, R.H., Peña, M., Stanghellini, S., Corradi, R.L.M., DeMarco, O., Fang, X., Henry, R.B.C., Karakas, A.I., Liu, X-W., López, J.A., Manchado, A., & Parker, Q.A. 2014, Rev. Mex. Astron. Astrofis., Rev. Mex. Astron. y Astrofis., 50, 203, 2014
  • Metal-Rich Planetary Nebulae in the Outer Reaches of M31, Balick, B., Kwitter, K.B., Corradi, R.L.M., & Henry, R.B.C., Ap.J., 774, 3, 2013
  • Abundances of Planetary Nebulae in the Outer Disk of M31, Kwitter, K.B., Lehman, E.M.M. (Williams ’10), Balick, B., & Henry, R.B.C., Ap.J., 753, 12, 2012 Erratum
  • Reduce, Reuse, Recycle: Planetary Nebulae as Green Galactic Citizens, K.B. Kwitter and R.B.C. Henry, invited review, Proceedings of IAU Symposium #283, Planetary Nebulae: An Eye to the Future, (Cambridge), 2012, p. 119
  • Abundances of Galactic Anticenter Planetary Nebulae and the Oxygen Abundance Gradient in the Galactic Disk, Henry, R.B.C., Kwitter, K.B., Jaskot, A.E. (Williams ’08), Balick, B., Morrison, M., & Milingo, J.B., Ap.J., 724, 748, 2010
  • Alpha Element Abundances in a Large Sample of Galactic Planetary Nebulae, Milingo, J.B., Kwitter, K. B., Henry, R.B.C., & Souza, S.P., Ap.J., 711, 619, 2010
  • A Multiwavelength Analysis of the Halo Planetary Nebula DdDm-1, Henry, R.B.C., Kwitter, K.B., Dufour, R. J. & Skinner, J. N., Ap.J., 680, 1162, 2008
  • The Shaping of Planetary Nebula Sh2-188 through Interaction with the Interstellar Medium, Wareing, C.J., O’Brien, T.J., Zijlstra, A., Kwitter, K.B., Irwin, J., Wright, N., Greimel, R., & Drew, J.E., Mon. Not. R.A.S., 366, 387, 2006
  • Sulfur, Chlorine and Argon Abundances in Planetary Nebulae. IV. Synthesis and the Sulfur Anomaly, Henry, R.B.C., Kwitter, K.B., & Balick, B., A.J., 127, 2284, 2004
  • Sulfur, Chlorine and Argon Abundances in Planetary Nebulae. III. Observations and Results for a Final Sample, Kwitter, K.B., Henry, R.B.C., & Milingo, J.B., Pub. Astr. Soc. Pac., 115, 80. 2003
  • Sulfur, Chlorine and Argon Abundances in Planetary Nebulae. IIB. Abundances in a Southern Sample, Milingo, J.B., Henry, R.B.C., & Kwitter, K.B., Ap.J. Suppl., 138, 285, 2002
  • Sulfur, Chlorine and Argon Abundances in Planetary Nebulae. IIA. Observations of a Southern Sample, Milingo, J.B., Kwitter, K.B., Henry, R.B.C., & Cohen, R.E. (Wesleyan ’03), Ap.J.Suppl., 138, 279, 2002.
  • Sulfur, Chlorine and Argon Abundances in Planetary Nebulae. I. Observations and Abundances in a Northern Sample, Kwitter, K.B., & Henry, R.B.C., Ap.J., 562, 804, 2001
  • A New Look at Carbon Abundances in Planetary Nebulae: IV. Implications for Stellar Nucleosynthesis, Henry, R.B.C., Kwitter, K.B., & Bates, J.A. (Williams ’98), Ap.J., 531, 928, 2000
  • Morphology and Composition of the Helix Nebula, Henry, R.B.C, Kwitter, K.B., & Dufour, R.J., Ap.J., 517, 767, 1999
  • A New Look at Carbon Abundances in Planetary Nebulae: III. DDDM1, IC 3568, IC 4593, NGC 6210, NGC 6720, NGC 6826, & NGC 7009, Kwitter, K.B., and Henry, R.B.C., Ap.J., 493, 247, 1998.
  • The Planetary Nebulae in NGC 6441 and Pal 6, Jacoby, G.H., Fullton, L.K., Morse, J., Kwitter, K.B., & Henry, R.B.C., A.J., 114, 2611, 1997
  • An Atlas of Ancient Planetary Nebulae and Their Interaction with the ISM, Tweedy, R.W., and Kwitter, K.B., Ap.J. Suppl., 107, 1996
  • A New Look at Carbon Abundances in Planetary Nebulae: II. BB-1, NGC 650, NGC 1535, NGC 2440, & NGC 7027, Kwitter, K.B., and Henry, R.B.C., Ap.J., 473, 304, 1996
  • A New Look at Carbon Abundances in Planetary Nebulae: I. PB6, Hu2-1, K648, and H4-1, Henry, R.B.C., Kwitter, K.B., and Howard, J.W., Ap.J., 458, 215, 1996

Recent Meeting Posters & Presentations

  • Spectroscopy of Known and Suspect Be Stars in Open Clusters, Souza, S.P. & Kwitter, K.B., at the 233rd meeting of the American Astronomical Society in Seattle, WA, January 2019
  • Spectroscopy of Planetary Nebulae at the Bright End of the Luminosity Function, Rilinger, A., Kwitter, K.B., Balick, B., Corradi, R.L.M., Galera Rosillo, R., Jacoby, G.H., & Shaw, R.A., at the 229th meeting of the American Astronomical Society in Grapevine, TX, January 2017
  • The Planetary Nebulae of M31, Balick, B., Kwitter, K.B., Corradi, R.L.M., & Henry, R.B.C., at IAU Symposium 323, held in Beijing, 9-14 October 2016
  • Cospatial Longslit UV-Optical Spectra of Ten Galactic Planetary Nebulae with HST STIS: Description of observations, global emission-line measurements, and empirical CNO abundances, Dufour, R.J., Kwitter, K.B., Shaw, R.A., Balick, B., Henry, R.B.C., Miller T.R., & Corradi, R.L.M., at the 225th meeting of the American Astronomical Society in Seattle, WA, January 2015
  • New CNO Elemental Abundances in Planetary Nebulae from Spatially Resolved UV/Optical Emission Lines, Shaw, R.A., Kwitter, K.B., Henry, R.B.C., Dufour, R.J., Balick, B., & Corradi, R.L.M., at the 225th meeting of the American Astronomical Society in Seattle, WA, January 2015
  • Analysis of Co-spatial UV-Optical STIS Spectra of Planetary Nebulae From HST Cycle 19 GO 12600, Miller T.R., Henry, R.B.C., Dufour, R.J., Kwitter, K.B., Shaw, R.A., Balick, B., & Corradi, R.L.M., at the 225th meeting of the American Astronomical Society in Seattle, WA, January 2015
  • Central Star Properties and C-N-O Abundances in Eight Galactic Planetary Nebulae from New HST/STIS Observations, Henry, R.B.C., Balick, B., Dufour, R.J., Kwitter, K.B., Shaw, R.A., & Corradi, R.L.M., at the 225th meeting of the American Astronomical Society in Seattle, WA, January 2015
  • What Are M31 Disk Planetary Nebulae Trying to Tell Us?, K.B. Kwitter, invited talk in Special Session on “The Emerging Multiwavelength View of Planetary Nebulae,” at the 225th meeting of the American Astronomical Society in Seattle, WA, January 2015
  • Abundances in Eight Outer M31 Planetary Nebulae, K.G. Hensley (Williams ’14), K.B. Kwitter, R.L.M. Corradi, R.G. Rosillo, B. Balick, & R.B.C. Henry, presented at the 224th meeting of the American Astronomical Society in Boston, MA, June 2014
  • Using Planetary Nebulae to Explore the History of M31’s Extended Disk, B. Balick, K.B. Kwitter, R.L.M. Corradi, K.G Hensley (Williams ’14), & R.B.C. Henry, presented at the 224th meeting of the American Astronomical Society in Boston, MA, June 2014
  • First Results from HST19 GO 12600: CNO Abundances in Seven Milky Way Planetary Nebulae, K.B. Kwitter, R.J. Dufour, R.A. Shaw, R.B.C. Henry, B. Balick, & R.L.M. Corradi, presented at the 224th meeting of the American Astronomical Society in Boston, MA, June 2014
  • Observations of Planetary Nebula NGC 3242 Using STIS from HST19 GO12600, T.R Miller, R.J. Dufour, R.B.C. Henry, K.B. Kwitter, R.A. Shaw, & B. Balick, presented at the 224th meeting of the American Astronomical Society in Boston, MA, June 2014
  • Photometry and Spectroscopy of BD+35 1111 in M38, S. P. Souza, K.B. Kwitter, M. Sami (Williams ’16), & G. Beltz-Mohrmann (Wellesley ’16), presented at the 224th meeting of the American Astronomical Society in Boston, MA, June 2014

Books

Earth Science: Exploring Earth and Space, K. Kwitter, D. Roberts, & B. Zimmerman 1992, Globe Book Co. – a junior high school text.

Atmosphere and Weather, K. Kwitter & S. Souza, 1998.
Force and Motion, S. Souza & K. Kwitter, 1999.
The Solar System, S. Souza & K. Kwitter, 1999.

These are three books in the “Hands-On Science” activity series published by J. Weston Walch for junior high and high school students. These were written with Steven Souza, Observatory Supervisor and Senior Lecturer in the Astronomy Department.