Research
Full list of publications on ADS
Highlights & Key Papers
Planning & Simulating Space-based Microlensing Surveys
| Terry et al. (2026) | Predictions of the Nancy Grace Roman Space Telescope Galactic Exoplanet Survey. IV. Lens Mass and Distance Measurements |
| Christiansen & Huber et al. (2024) | Roman Galactic Bulge Time Domain Survey Definition Committee Report |
| Bachelet et al. (2022) | Euclid-Roman joint microlensing survey: Early mass measurement, free floating planets, and exomoons |
| Johnson et al. (2020) | Predictions of the Nancy Grace Roman Space Telescope Galactic Exoplanet Survey. II. Free-floating Planet Detection Rates |
| Penny et al. (2019) | Predictions of the WFIRST Microlensing Survey. I. Bound Planet Detection Rates |
| Penny et al. (2017) | Predictions for the Detection and Characterization of a Population of Free-floating Planets with K2 Campaign 9 |
| Penny (2014) | Speeding up Low-mass Planetary Microlensing Simulations and Modeling: The Caustic Region Of INfluence |
| Zhu et al (2014) | Predictions for Microlensing Planetary Events from Core Accretion Theory |
| Penny et al. (2013) | ExELS: an exoplanet legacy science proposal for the ESA Euclid mission - I. Cold exoplanets |
| Penny, Mao & Kerins (2011) | Detectability of orbital motion in stellar binary and planetary microlenses |
Microlensing Observations & Analysis
| Specht et al. (2023) | Kepler K2 Campaign 9 - II. First space-based discovery of an exoplanet using microlensing |
| Zang et al. (2018) | Measurement of Source Star Colors with the K2C9-CFHT Multi-color Microlensing Survey |
| Sumi & Penny (2016) | Possible Solution of the Long-standing Discrepancy in the Microlensing Optical Depth toward the Galactic Bulge by Correcting the Stellar Number Count |
| Penny, Henderson & Clanton (2016) | Is the Galactic Bulge Devoid of Planets? |
Transit Surveys
| Crisp et al. (2025) | The Multiband Imaging Survey for High-Alpha PlanetS (MISHAPS) I: Preliminary Constraints on the Occurrence Rate of Hot Jupiters in 47 Tucanae |
| Montet, Yee & Penny (2017) | Measuring the Galactic Distribution of Transiting Planets with WFIRST |
| McDonald et al. (2014) | ExELS: an exoplanet legacy science proposal for the ESA Euclid mission - II. Hot exoplanets and sub-stellar systems |
Galactic Stellar Population Synthesis
| Huston et al. (2026) | An Updated SynthPop Model for Microlensing Simulations I: Model Description & Evaluation |
| Klüter & Huston et al. (2025) | SYNTHPoP: A New Framework for Synthetic Milky Way Population Generation |
Microlensing Theory
| Johnson, Penny & Gaudi (2022) | A Multiparameter Degeneracy in Microlensing Events with Extreme Finite Source Effects |
| Luhn, Penny & Gaudi (2016) | Caustic Structures and Detectability of Circumbinary Planets in Microlensing |
| Penny, Kerins & Mao (2011) | Rapidly rotating lenses: repeating features in the light curves of short-period binary microlenses |
Group Members
Postdoctoral Researchers
Himanshu Verma - Gravitational microlensing with Roman
Graduate Students
Farzaneh Zohrabi - Gravitational microlensing simulations of Roman
Marz Newman - Galactic models, transiting planets with Roman, binary source microlensing
Ben Gordon - Circumbinary planets, microlensing & dynamics
Former Members & Advisees
Louisiana State University
Jonas Klüter (postdoc) - Prediction of astrometric microlensing with Gaia, galactic population synthesis models, MISHAPS transit surveys
Ali Crisp (PhD, 2024) - MISHAPS transit surveys
Marz Newman (BSc, 2022) - Asteroids in the MISHAPS Survey
Ohio State University
Samson Johnson (PhD, 2022) - Free-floating planets with Roman
Macy Huston (BSc, 2018) - Galactic population synthesis models
Jacob Luhn (BSc, 2016) - Microlensing by circumbinary planets
University of Manchester
Rieul Gendron (MSc, 2011) - Microlensing by multiplanet systems
Other Student Advising
Somayeh Khakpash (PhD, Lehigh University, 2020) - Artificial intelligence approaches to exoplanet microlensing
Weicheng Zang (BSc, Tsinghua University, 2017) - The K2C9-CFHT microlensing survey