About Me

Education:

Research Interests: Theoretical Astrophysics, Exoplanets, Accretion Disks, Planet Formation, Black Hole Binaries, Orbital Dynamics

Publications: ADS   Google Scholar

Research

Group Website Our group's research blog/website can be found here

Current Research Group Members

Graduate Students

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Grace Farrell (2025-)

Grace Farrell is an graduate student at Northern Arizona University interested in the solid mechanics of asteroids and in direct, finite-volume simulations asteroid impacts.

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Aiden Kriel (2025-)

Aiden Kriel is graduate student at Northern Arizona University interested in the hydrodynamic and thermodynamic properties of embedded accreting protoplanets.

Undergraduates

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Alex Jaraba (2024-)

Alex Jaraba is an undergraduate student at Northern Arizona University interested in the dynamics of binary and multiple massive black hole dynamics within nuclear clusters.


Former Research Group Members

Isabelle Bäuerle (2024-25)

Isabelle Bäuerle is an undergraduate student at Northern Arizona University interested in the secular evolution of hierarchical multiple systems, with a special focus on warm Jupiter and proto-hot Jupiter dynamics.

Noah Gordon (2024-25)

Noah Gordon is an undergraduate student at Northern Arizona University interested in the dynamics of gaseous eccentricity normal modes in protoplanetary disks.

Teaching

Teaching: At NAU I have been teaching the following courses: AST 499/599 "Orbital Dynamics". (Spring 2025), AST-501 "Fundamentals of Planetary Science I" a.k.a. "Planet Formation" (Fall 2023),

Outreach:

Equity & Inclusion:

Prospective Students

Currently, I am looking for students to join my research group. Some of the research topics being offered to prospective students are:

Quick facts

  • Eligibility: UG/Grad; Physics / Astro / CS
  • Start: Rolling; Fall/Spring
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Massive black hole binaries

Massive Black Hole Binaries

Dynamics & accretion in nuclear clusters.

dynamicsaccretionnuclear clusters
More details

I am looking to recruit students interested in the dynamics and evolution of accreting massive black hole binaries embedded in galactic nuclear clusters.

Protoplanet accretion

Protoplanet Accretion (3D)

High-res 3D RHD of embedded planets.

AREPOFARGO3DRHDdust
More details

I plan to develop high-resolution, three-dimensional computational models of proto-planet accretion. This project will characterize accretion and the planetary atmosphere through 3D numerical simulations with state-of-the-art tools, including radiation hydrodynamics, dust dynamics, and self-gravity via a hybrid FARGO3D + AREPO approach with improved boundary conditions.

Obliquity dynamics

Obliquity Dynamics

Spin–orbit evolution with tides & rheology.

tidesrheologysecular dynamics
More details

I am looking for students to work on the secular dynamics of oblique stars and planets, exploring the role of rheology and dynamical tides on spin evolution.

Stellar triples

Stellar Triples in the Galactic Field

Few-body dynamics with external tides.

few-bodyGalactic tidestability
More details

I am looking for a student interested in the dynamics of few bodies subject to large-scale potentials such as the Galactic tide or the tidal field of a galactic nuclear cluster.

Impact simulations

Impact Simulations (Solid/Fluid)

Finite-volume solid mechanics on Voronoi meshes.

Voronoi meshEOSsolid mechanics
More details

I am looking for students to develop a new finite-volume method to solve the equations of solid mechanics on a moving Voronoi mesh to simulate high-velocity impacts between asteroids and planets with realistic equations of state and stress tensors.