Orbital Motion of Young Binaries in Ophiuchus and Upper Centaurus–Lupus
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Hubble Space Telescope Trigonometric Parallax of Polaris B, Companion of the Nearest Cepheid
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Properties of the Closest Young Binaries. I. DF Tau’s Unequal Circumstellar Disk Evolution
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The TWA 3 Young Triple System: Orbits, Disks, Evolution
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Dynamical Masses of Low-mass Stars in the Taurus and Ophiuchus Star-forming Regions
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The Sirius System and Its Astrophysical Puzzles: Hubble Space Telescope and Ground-based Astrometry
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Orbits, Distance, and Stellar Masses of the Massive Triple Star Sigma Orionis
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The CHARA Array Resolves the Long-period Wolf-Rayet Binaries WR 137 and WR 138
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Hubble Space Telescope Astrometry of the Procyon System
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Interferometry of epsilon Aurigae: Characterization of the Asymmetric Eclipsing Disk
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Spectral and spatial imaging of the Be+sdO binary phi Persei
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The state of Pluto's atmosphere in 2012-2013
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The Expanding Fireball of Nova Delphini 2013
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Three Ancient Halo Subgiants: Precise Parallaxes, Compositions, Ages, and Implications for Globular Clusters
VandenBerg, D. A., Bond, H. E., Nelan, E. P., Nissen, P. E., Schaefer, G. H., & Harmer, D. 2014, ApJ, 792, 110
Constraints on the Progenitor System of the Type Ia Supernova 2014J from Pre-explosion Hubble Space Telescope Imaging}
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Orbital Motion in Pre-main Sequence Binaries
Schaefer, G. H., Prato, L., Simon, M., & Patience, J. 2014, AJ, 147, 157
X-Ray Detection of the Cluster Containing the Cepheid S Mus
Evans, N. R., Pillitteri, I., Wolk, S., Guinan, E., Engle, S., Bond, H. E., Schaefer, G. H., Karovska, M., DePasquale, J., & Tingle, E. 2014, ApJ, 785, 25
Refined masses and distance of the young binary Haro 1-14 C
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Binary Cepheids: Separations and Mass Ratios in 5 Msun Binaries
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The Quadruple Pre-main-sequence System LkCa 3: Implications for Stellar Evolution Models
Torres, G., Ruiz-Rodriguez, D., Badenas, M., Prato, L., Schaefer, G. H., Wasserman, L. H., Mathieu, R. D., & Latham, D. W. 2013, ApJ, 773, 40
Masses and Distance of the Young Binary NTTS 045251+3016
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The H-band Emitting Region of the Luminous Blue Variable P Cygni: Spectrophotometry and Interferometry of the Wind
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A CHARA Array Survey of Circumstellar Disks around Nearby Be-type Stars
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HD 140283: A Star in the Solar Neighborhood that Formed Shortly after the Big Bang
Bond, H, E., Nelan, E. P., VandenBerg, D. A., Schaefer, G. H., Harmer, D. 2013, ApJ, 765, 12
Orbit and Stellar Properties of the Young Triple V807 Tau
Schaefer, G. H., Prato, L., Simon, M., & Zavala, R. T. 2012, ApJ, 756, 120
The Relationship between gamma Cassiopeiae's X-ray Emission and its Circumstellar Environment. II. Geometry and Kinematics of the Disk from MIRC and VEGA Instruments on the CHARA Array
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The relationship between gamma Cassiopeiae's X-ray Emission and its Circumstellar Environment
Smith, M. A., Lopes de Oliveira, R., Motch, C., Henry, G. W., Richardson, N. D., Bjorkman, K. S., Stee, Ph., Mourard, D., Monnier, J. D., Che, X., Bucke, R., Pollmann, E., Gies, D. R., Schaefer, G. H., ten Brummelaar, T., McAlister, H. A., Turner, N. H., Sturmann, J., Sturmann, L., & Ridgway, S. T. 2012, A&A, 540, 53
Gas Distribution, Kinematics, and Excitation Structure in the Disks around the Classical Be Stars beta Canis Minoris and zeta Tauri
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Measured Diameters of Two F Stars in the beta Pic Moving Group
Simon, M. & Schaefer, G. H. 2011, ApJ, 743, 158
The Infrared Continuum Sizes of Be Star Disks
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Multi-Epoch Near-Infrared Interferometry of the Spatially Resolved
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Spectral Energy Distributions of Be and Other Massive Stars
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Infrared images of the transiting disk in the epsilon Aurigae system
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A Millimeter Wave Interferometric Study of Dust and CO Disks Around Late Spectral Type Stars in Taurus-Auriga
Schaefer, G. H., Dutrey, A., Guilloteau, S., Simon, M., & White, R. J. 2009, ApJ, 701, 698
The Highly Eccentric Pre-Main-Sequence Spectroscopic Binary RX J0529.3+1210
Mace, G. N., Prato, L., Wasserman, L. H., Schaefer, G. H., Franz, O. G., & Simon, M. 2009, AJ, 137, 3487
Direct Detection of the Close Companion of Polaris with the Hubble Space Telescope
Evans, N. R., Schaefer, G., Bond, H., Bono, G., Karovska, M., Nelan, E., Sasselov, D. & Mason, B. D. 2008, AJ, 136, 1137
Preliminary Orbit of the Young Binary Haro 1-14c
Schaefer, G. H., Simon, M., Prato, L., & Barman, T. 2008, AJ, 135, 1659
Dynamical Mass Estimates for Incomplete Orbits: Young Multiple Stars in Taurus and Ophiuchus
Schaefer G. H., Simon, M., Beck, T. L., Nelan, E., & Prato, L., 2006, AJ, 132, 2618
A High Spatial Resolution Infrared Study of T Tauri
Beck, T. L., Schaefer, G. H., Simon, M., Prato, L., Stoesz, J. A., & Howell, R. R. 2004, ApJ, 614, 235
Dynamical Masses of Young Stars in Multiple Systems
Schaefer, G. H., Simon, M., Nelan, E., & Holfeltz, S. T. 2003, AJ, 126, 1971