curriculum vitae in PDF format
awetzel@ucdavis.edu
office
533 Physics Building
University of California, Davis
Department of Physics & Astronomy
One Shields Ave
Davis CA 95616
USA
Appointments
- Professor 2025 –
Associate Professor 2021 – 2025
Assistant Professor 2016 – 2021
Department of Physics & Astronomy, University of California, Davis - Caltech-Carnegie Fellow 2013 – 2017
Moore Prize Scholar – TAPIR, California Institute of Technology
Carnegie Fellow in Theoretical Astrophysics – Carnegie Observatories - Postdoctoral Research Associate 2010 – 2013
Department of Astronomy, Yale University - NSF Graduate Research Fellow, Graduate Researcher 2005 – 2010
Department of Astronomy, University of California, Berkeley - Research Associate 2005
Theoretical Astrophysics Group, Los Alamos National Laboratory
Education
- Ph.D. in Astrophysics – University of California, Berkeley 2010
- M.A. in Astrophysics – University of California, Berkeley 2007
- B.S. in Physics with Honors & High Distinction – Harvey Mudd College 2005
Honors & Awards
- Presidential Early Career Award in Science & Engineering (PECASE) – Biden White House 2025
- Graduate Program Advising and Mentoring Award – UC Davis 2022
- NSF CAREER award – National Science Foundation 2021 – 2026
- Hellman Fellow – Society of Hellman Fellows 2019
- Scialog Fellow – Research Corporation & Heising-Simons Foundation 2018, 2019
- Kavli Frontiers of Science Fellow – National Academy of Sciences 2013
- NSF Graduate Research Fellow – National Science Foundation 2007 – 2010
- N.D. Delegate – National Youth Science Camp 2001
Research Advising
postdocs (2)
- Samantha Benincasa 2018 – 2020
- Sarah Loebman (NASA Hubble Fellow, UC Davis Chancellor’s Fellow) 2017 – 2020
graduate students (9)
- Cecilia Steel 2025 –
- Heather Pearson 2023 –
- Megan Barry 2020 –
- Fiona McCluskey (NASA FINESST awardee) 2019 –
- Preet Patel 2020 – 2023
- Pratik Gandhi (Frontera Fellow) 2019 –
- Matt Bellardini 2018 – 2023
- Isaiah Santistevan (NASA FINESST awardee) 2018 – 2023
- Jenna Samuel 2018 – 2021
undergraduate students (11)
- Dylan Blum 2025 –
- Rori Kang (Harvey Mudd College) – REU 2024
- Jason Chen 2024
- Alfredo Calderon (Cal Poly Humboldt) – Cal-Bridge summer 2023
- Russell Graf – Senior Thesis 2022 – 2023
- Rachel Perelgut – Senior Thesis 2022 – 2023
- Heather Pearson (Oberlin College) – REU 2022
- Bhavya Pardasani (U of Illinois) – REU 2021
- Sierra Chapman – Senior Honors Thesis 2018 – 2019
- Preet Patel (U of Michigan) – BlueWaters Student Internship 2018 – 2020
- Kareem El-Badry (Yale University) – Caltech SURF 2015
conference Organizing
- Milky Way research: connecting the near and far field – Paris, France 2023 October
- Bay Area Local Group workshop – Berkeley CA 2018 October
- Dynamics of the Milky Way system in the era of Gaia – Aspen CO 2018 August
- IUPAP conference on computational physics – Davis CA 2018 July
- The life and death of satellite galaxies – Leiden, Netherlands 2015 April
- Pasadena postdoc retreat – Lake Arrowhead CA 2015 April
- Mayacamas meeting – Calistoga CA 2014 April
Professional Service
Student Mentoring
- Mentor for Cal-Bridge program 2020 –
- Marcus Gallien (San Francisco State U) 2025 –
- Richard Truong (San Francisco State U) 2023 – 2025
- Pedro Jesus Quinonez (Sonoma State U) 2021 – 2023
Telescope Time Allocation Committee
- Hubble Space Telescope (external)
- University of California Observatories (2 semesters) 2019
- Caltech Optical Observatories (2 semesters) 2015
- Yale University (3 semesters) 2012 – 2013
Grant Review
- NASA – Hubble Fellowship Program
- Research Corporation for Science Advancement – Cottrell Scholar Award
- European Research Council (ERC) – Consolidator Grant (external)
- NSF – Faculty Early Career Development Program (CAREER)
- NSF – Astronomy & Astrophysics Postdoctoral Fellowships (external)
- NSF – Astronomy & Astrophysics Research Grants
- NASA – Astrophysics Theory Program
Journal Review
- The Open Journal of Astrophysics
- Science
- Nature Astronomy
- Physical Review Letters
- Physical Review D
- The Astrophysical Journal (Letters)
- Monthly Notices of the Royal Astronomical Society
Departmental and Conference Presentations
Grant Funding Awarded
($7.0 million total, $3.0 million to wetzel)
- PI (FI Fiona McCluskey) 2024
NASA – Future Investigators in NASA Earth and Space Science and Technology (FINESST) – $100,000
Deciphering Galactic Disk Formation: Galactic Archeology in a Cosmological Context - PI 2021
NSF – Faculty Early Career Development Program (CAREER) – $800,117
Galactic Archeology: Understanding the Building Blocks of the Milky Way across Cosmic Time - PI (with Lara Sales) 2021
NSF – Astronomy & Astrophysics Research Grant – $574,714 ($273,175 to Wetzel)
Collaborative Research: Magellanic Dwarfs as a Key Laboratory for Dwarf Galaxy Formation
- PI (FI Isaiah Santistevan) 2021
NASA – Future Investigators in NASA Earth and Space Science and Technology (FINESST) – $90,000
Modeling the Cosmological Evolution of Satellite Dwarf Galaxies in 6D Phase Space - co-I (PI Tony Sangmo Sohn) 2020
NASA STScI – HST GO (Cycle 28) – $367,209 ($28,382 to Wetzel)
Andromeda and the Seven Dwarfs: M31 Mass, Satellite Orbits, and the Nature of the Satellite Plane - co-PI (PI Robyn Sanderson) 2019
NASA – Astrophysics Theory Program (ATP) – HST Legacy Theory Program – $498,022 ($171,347 to Wetzel)
Predicting observable signatures for dynamical interactions between dark-matter substructure and stellar streams in the Milky Way - PI 2019
NASA STScI – HST Legacy Theory Program (Cycle 27) – $415,402 ($215,460 to Wetzel)
Probing the epoch of reionization with the fossil record of nearby dwarf galaxies - co-PI (PI Dan Weisz) 2019
NASA STScI – HST Treasury Program (Cycle 27) – $1.7 million ($204,403 to Wetzel)
Tracing the 6-D Orbital and Formation History of the Complete M31 Satellite System - PI (with Keith Hawkins and Jennifer van Saders) 2019
Heising-Simons Foundation – $165,000 ($55,000 to Wetzel)
Aging Gracefully: Stellar Ages Across the HR Diagram and their Implications for Galactic Archeology - PI 2019
UC Davis Hellman Fellowship – $18,000
Using stars as gravitational antennae to measure dark matter - PI 2017
NASA – Astrophysics Theory Program (ATP) – $394,000
Modeling Galactic Archaeology of the Milky Way
- PI 2017
NASA – HST Theory Program (Cycle 25) – $116,000
Understanding the physics of gas stripping and star-formation quenching of the satellite dwarf galaxies in the Local Group - co-PI (PI Nitya Kallivayalil) 2016
NASA – HST Treasury Program (Cycle 24) – $726,000 ($218,014 to Wetzel)
Milky Way Cosmology: Laying the Foundation for Full 6-D Dynamical Mapping of the Nearby Universe
- co-I (PI James Bullock) 2016
NASA – HST Theory Program (Cycle 24) – $120,000
Accurate Predictions for Dark Matter Substructure - co-I (PI Daisuke Nagai) 2014
NSF – Astronomical Sciences (AST) – $494,000
Modeling the Cosmic Melting Pots in the Outskirts of Galaxies and Galaxy Clusters
- co-I (PI Andrew Benson) 2014
NASA – HST Theory Program (Cycle 22) – $120,000
Going out with a bang or a whimper? Star formation and quenching in the Local Group’s satellite galaxies
Supercomputing Awarded
(933 million core-hours, $12.7 million in value)
- co-I (PI Phil Hopkins) 2024
NSF Frontera – 134.4 M core-hours
Simulating New Physics on Cosmological Scales: The Feedback In Realistic Environments Project - co-PI (PI Coral Wheeler) 2024
ACCESS Stampede-3 – 1.3 M core-hours
Simulating the Milky Way’s Smallest Companions - co-PI (PI Sarah Loebman) 2022
XSEDE Stampede-2 – 3.4 M core-hours
Simulating Star Clusters and GMCs across the Milky Way - PI (FI Isaiah Santistevan) 2021
NASA Pleiades – 4.9 M core-hours
Modeling the Cosmological Evolution of Satellite Dwarf Galaxies in 6D Phase Space - co-I (PI Phil Hopkins) 2021
NSF Frontera – 165.2 M core-hours
Simulating New Physics on Cosmological Scales: The Feedback In Realistic Environments Project - PI: NASA Pleiades – 16.5 M core-hours 2021
Tracing the 6-D Orbital and Formation History of the Complete M31 Satellite System - PI: NASA Pleiades – 21 M core-hours 2018
Probing the epoch of reionization with the fossil record of nearby dwarf galaxies - co-I (PI Phil Hopkins) 2021
NSF Frontera – 100.8 M core-hours
Testing Fundamentally New Physics in Galaxies - PI: XSEDE Stampede-2 and Bridges-2 – 10.6 M core-hours 2020
The Milky Way: A Billion Particles on FIRE - PI: XSEDE Stampede-2 – 1.7 M core-hours 2019
Simulating the Milky Way with the LMC - PI: NASA Pleiades – 31.2 M core-hours 2019
Modeling Galactic Archaeology of the Milky Way - co-I (PI Phil Hopkins) 2019
NSF Frontera – 127.7 M core-hours
Probing New Physics in Galaxy Formation at Ultra-High Resolution - PI: NASA Pleiades – 14.3 M core-hours 2018
Understanding the physics of gas stripping and star-formation quenching of the satellite dwarf galaxies in the Local Group - PI: XSEDE Stampede-2 – 5.6 M core-hours 2017
Simulating the Local Group - co-I (PI Joseph Smidt) 2017
LANL Grizzly – 30 M core-hours
Simulating the Dark Matter Distribution in the Local Group with State-of-the-Art Physics and Unprecedented Resolution
- co-I (PI Phil Hopkins) 2017
NCSA Blue Waters – 160 M core-hours
Probing New Physics in Galaxy Formation at Ultra-High Resolution - PI: NASA Pleiades – 16.4 M core-hours 2016
Simulating the Proper Motions of Dwarf Galaxies around the Milky Way - co-I (PI Phil Hopkins) 2016
NASA Pleiades – 31.2 M core-hours
FIRE: Dark Matter and Galaxy Formation with Unprecedented Physics and Resolution
- co-I (PI Shea Garrison-Kimmel) 2016
NASA Pleiades – 22 M core-hours
The Local Group: Galaxy Formation in the Nearby Universe with State-of-the-Art Hydrodynamics - PI: XSEDE Stampede – 3.6 M core-hours 2016
Simulating the Local Group - PI: NASA Pleiades – 1.2 M core-hours 2015
Dwarf Galaxies of the Large Magellanic Cloud - co-PI (PI Phil Hopkins) 2015
XSEDE Stampede – 7 M core-hours
The Milky Way: A Billion Particles on FIRE - co-I (PI Phil Hopkins) 2014
NASA Pleiades – 18 M core-hours
The Milky Way: Dark Matter and Galaxy Formation with Unprecedented Physics
- co-PI (PI Phil Hopkins) 2014
XSEDE Stampede – 5 M core-hours
The Milky Way: A Billion Particles on FIRE
Telescope Observing Awarded
(Hubble: 676 orbits, Webb: 29 hours, Keck: 13.5 nights,
VLT: 317 hours, Gemini: 438 hours)
- co-PI (PI Nitya Kallivayalil): HST (Cycle 33) – 64 orbits 2025
Dynamically Mapping the Satellite Galaxies in the Outer Halo of the Milky Way - co-I (PI Paul Bennet): HST (Cycle 33) – 48 orbits 2025
Proper Motions of the M31 Satellites: The missing pieces of the 6D puzzle - co-I (PI Roeland van der Marel): HST+JWST – 15 orbits + 2.4 hours 2025
Enabling cross-instrument proper motions with Draco dSph and NGC 2419 - co-I (PI Jesse Van de Sande): VLT MUSE – 3 17 hours 2022
GECKOS: Turning galaxy evolution on its side with deep observations of edge-on galaxies - co-I (PI Tony Sangmo Sohn): HST (Cycle 28) – 48 orbits 2020
Andromeda & the Seven Dwarfs: M31 Mass, Satellite Orbits, and the Nature of the Satellite Plane - co-I (PI Adam Smercina): HST (Cycle 28) – 31 orbits 2020
A Benchmark Survey of Resolved Stellar Populations in the
Nearest Ultra Diffuse Galaxy, F8D1 - co-I (PI Yumi Choi): HST (Cycle 28) – 5 orbits 2020
Near Field Cosmology with Ultra-faint Dwarfs: Patchy Reionization and Sub-Solar Initial Mass Function - co-PI (PI Dan Weisz): HST Treasury Program (Cycle 27) – 244 orbits 2019
Tracing the 6-D Orbital and Formation History of the Complete M31 Satellite System - co-I (PI Erik Tollerud): HST (Cycle 27) – 19 orbits 2019
COS-SAGA: The Circumgalactic Medium of Nearby Milky Way Analogs and their Satellites - co-I (PI Alexie Leauthaud): Keck – 2 nights 2019
Testing the Feedback-driven Breathing Mode in Dwarf Galaxies at z = 0.1 - co-I (PI Tucker Jones): Keck – 7 nights 2017 – 2019
Dissecting Galaxy Formation and Testing Feedback Models on 100 pc Scales: An OSIRIS Survey of Lensed Galaxies at z = 2 - Collaborator (PI Dan Weisz): JWST ERS (Cycle 1) – 27 hours 2017
The Resolved Stellar Populations Early Release Science Program - co-I (PI Dan Weisz): Keck – 2.5 nights 2017
Stellar Chemistry in Isolated Dwarf Galaxies
- co-I (PI Gillian Wilson): HST (Cycle 25) – 24 orbits 2017
The GOGREEN Survey: The Relationship between Quenching, Morphological Transformation, and Size Growth of Satellite Galaxies - co-PI (PI Nitya Kallivayalil): HST Treasury Program (Cycle 24) – 164 orbits 2016
Milky Way Cosmology: Laying the Foundation for Full 6-D Dynamical Mapping of the Nearby Universe - PI: Keck – 1 night 2015
Constraining Star-Formation Quenching Mechanisms using Isolated Low-Mass Galaxies - co-I (PI Tony Sohn): HST (Cycle 23) – 14 orbits 2015
The First Proper Motions of Ultra-faint Dwarf Galaxies: Probing Reionization and Planar Associations of Satellites - PI: Keck – 1 night 2014
Testing Star-Formation Quenching using Isolated Dwarf Galaxies
- co-I (PI Michael Balogh): Gemini South – 438 hours 2014
GOGREEN Survey of Dense Galaxy Environments at 1 < z < 1.5

