Current research focuses on improving undergraduate astronomy education. Past research concentrated on infrared observations of the supermassive black hole at the Galactic Center using high angular-resolution (adaptive optics and speckle) imaging techniques.
Selected Recent Publications:
Wallace, C., Prather, E., Hornstein, S., Burns, J., Schlingman, W., Chambers, T., 2016, A New Lecture-Tutorial for Teaching about Molecular Excitations and Synchrotron Radiation , The Physics Teacher, 54, 40
Marrone, D., et al., 2008, An X-Ray, Infrared, and Submillimeter Flare of Sagittarius A*, ApJ
Hornstein, S., Matthews, K., Ghez, A., Lu, J., Morris, M, Becklin, E, Rafelski, M, Baganoff, F., 2007, A Constant Spectral Index for Sagittarius A* during Infrared/X-Ray Intensity Variations, ApJ