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    Astronomical Data Developing advanced methods and tools for building probabilistic models, discovering sources in noisy data and making precise measurements.

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    Exoplanets Studying the origins and evolution of planetary systems around other stars.

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Flatiron Institute Computational Astrophysics

Computational Astrophysics: Publications

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  1. The Evolution of Star-forming Gas in STARFORGE: From Clouds, to Cores, to Stars

    The Astrophysical Journal, arXiv:2604.06471, May 2026

    Ananya Kaalva, Stella S.-R. Offner, Nina Filippova, and Michael Y. Grudic

  2. From "The Cliff" to "Virgil": Mapping the Spectral Diversity of Little Red Dots with JWST/NIRSpec

    The Astrophysical Journal, arXiv:2512.15853, May 2026

    Guillermo Barro, Pablo G. Perez-Gonzalez, Dale Kocevski, Jonathan R. Trump, et al.

  3. The Optical and Infrared Are Connected

    The Astrophysical Journal, arXiv:2503.03816, May 2026

    Christian Kragh Jespersen, Peter Melchior, David N. Spergel, Andy D. Goulding, ChangHoon Hahn, and Kartheik G. Iyer

  4. Stars Born in the Wind. II. Widespread Extra-planar Star Formation in M82's Halo

    The Astrophysical Journal, arXiv:2604.03230, May 2026

    Vaishnav V. Rao, Eric F. Bell, Adam Smercina, Elliott Besirli, et al.

  5. The Thermodynamic and Kinematic Evolution of Circumgalactic Gas around z = 1 in the IllustrisTNG Model

    The Astrophysical Journal, arXiv:2604.24836, May 2026

    Daniel DeFelippis, S. Genel, and G. Bryan

  6. An FUV-optical Approach for Studying Hierarchical Star Formation in Nearby Galaxies with UVIT

    The Astrophysical Journal, arXiv:2602.22860, May 2026

    Sanal Ananthu, Gairola Shashank, Smitha Subramanian, Rao C. Jayanth, et al.

  7. The Effect of Inverse Compton Losses on Particle Acceleration in Three-dimensional Relativistic Reconnection

    The Astrophysical Journal, arXiv:2601.09052, May 2026

    Ian Bowyer, Dimitrios Giannios, and L. Sironi

  8. A Galactic Perspective on the (Unremarkable) Relative Refractory Depletion Observed in the Sun

    The Astrophysical Journal, arXiv:2509.03577, May 2026

    Rayna Rampalli, James W. Johnson, Melissa K. Ness, Graham H. Edwards, et al.

  9. Great Balls of Fire: Star Formation in Gas Clouds Accelerated by a Hot Wind

    The Astrophysical Journal, arXiv:2603.26899, May 2026

    S. Tonnesen, Rory Smith, Bianca Poggianti, Benedetta Vulcani, et al.

  10. Exploring the Impact of Active Galactic Nucleus Feedback Model Variations on the Ly\(\alpha\) Forest Flux Power Spectrum

    The Astrophysical Journal, arXiv:2509.18260, May 2026

    Megan Pirecki, Megan Taylor Tillman, B. Burkart, S. Tonnesen, and Simeon Bird

  11. Hiding out at the Low End: No Gap and a Peak in the Black-hole Mass Spectrum

    The Astrophysical Journal, arXiv:2507.09099, May 2026

    Anarya Ray, Will M. Farr, and V. Kalogera

  12. Deep Search for Joint Sources of Gravitational Waves and High-energy Neutrinos with IceCube during the Third Observing Run of LIGO and Virgo

    The Astrophysical Journal, arXiv:2601.07595, May 2026

    R. Abbasi, M. Ackermann, J. Adams, S. K. Agarwalla, et al.

  13. Self-consistent Nonlinear Classical Cepheid Pulsations during Stellar Evolution with MESA

    The Astrophysical Journal, arXiv:2603.15766, May 2026

    Ebraheem Farag, Earl P. Bellinger, Philip Mocz, Selim Kalici, et al.

  14. Dark matter decay signals in cosmic filaments

    Physical Review D, arXiv:2504.08025, May 2026

    E. Pinetti, Evan Vienneau, and Nassim Bozorgnia

  15. Computing spectral shifts for Johannsen-Psaltis black holes

    Physical Review D, arXiv:2512.14679, May 2026

    David G. Wu, A. Hussain, and Aaron Zimmerman

  16. Turning the knobs on dust evolution: Comparing codes, parameters and their effects on planet formation and disc observables

    Monthly Notices of the Royal Astronomical Society, arXiv:2603.22550, May 2026

    Linn E.-J. Eriksson, T. Pfeil, Nicolas Kaufmann, and Vignesh Vaikundaraman

  17. Tracing the AGN─merger connection: insights from cosmological simulations and JWST mock observations

    Monthly Notices of the Royal Astronomical Society, arXiv:2603.03439, May 2026

    Hannah Jhee, Ena Choi, Rachel S. Somerville, Dale D. Kocevski, et al.

  18. A black hole in a near pristine galaxy 700 Myr after the big bang

    Monthly Notices of the Royal Astronomical Society, arXiv:2505.22567, May 2026

    Roberto Maiolino, Hannah Ubler, Francesco D'Eugenio, Jan Scholtz, et al.

  19. Gamma-ray signature of superluminous supernovae: Fermi-LAT GeV detection of SN 2017egm and evidence of a central engine

    Astronomy & Astrophysics, arXiv:2605.29909, May 2026

    F. Acero, A. Acharyya, A. Adelfio, M. Ajello, et al.

  20. Diffuse neutrino flux from relativistic reconnection in AGN coronae

    Astronomy & Astrophysics, arXiv:2601.01533, May 2026

    D. Karavola, M. Petropoulou, D.-F.-G. Fiorillo, A. Georgakakis, L. Comisso, and L. Sironi

  21. The Rise of the Black Hole X-Ray Binary AT 2019wey Observed with TESS

    Research Notes of the AAS, arXiv:2603.24683, April 2026

    Alyana Jusino, K. De, and A. Antoni

  22. Discovery of the First Five Carbon-enhanced Metal-poor Stars in the LMC

    The Astrophysical Journal Letters, arXiv:2601.10514, April 2026

    Madeline Lucey, Vedant Chandra, Alexander P. Ji, Andrew R. Casey, et al.

  23. Assessing Zeeman Measurements of Magnetic Fields in Synthetic H I Observations

    The Astrophysical Journal Supplement Series, arXiv:2602.18713, April 2026

    Duo Xu, Peter G. Martin, Stella S.-R. Offner, Robert Gutermuth, Michael Y. Grudic, and Joshua S. Speagle

  24. MESA Isochrones and Stellar Tracks (MIST). II. Models with \(\alpha\)-enhanced Chemical Composition

    The Astrophysical Journal Supplement Series, arXiv:2602.22012, April 2026

    Aaron Dotter, Evan B. Bauer, Minjung Park, Charlie Conroy, et al.

  25. StarStream on Gaia: Stream Discovery and Mass-loss Rate of Globular Clusters

    The Astrophysical Journal Supplement Series, arXiv:2510.14924, April 2026

    Yingtian Chen, Oleg Y. Gnedin, and Adrian M. Price-Whelan

  26. The democratic detrender: Ensemble-based Removal of the Nuisance Signal in Stellar Time-series Photometry

    The Astrophysical Journal Supplement Series, arXiv:2411.09753, April 2026

    Daniel A. Yahalomi, David Kipping, Diana Solano-Oropeza, Madison Li, et al.

  27. Stellar Parameters of BOSS M Dwarfs in SDSS-V DR19

    The Astrophysical Journal Supplement Series, arXiv:2511.20005, April 2026

    Dan Qiu, Jennifer A. Johnson, Chao Liu, Diogo Souto, et al.

  28. The Role of Three-dimensional Effects on Ion Injection and Acceleration in Perpendicular Shocks

    The Astrophysical Journal, arXiv:2507.13436, April 2026

    Luca Orusa, Damiano Caprioli, L. Sironi, and A. Spitkovsky

  29. It's More Complicated Than You Think: A Forward Model to Infer the Recent Star Formation History, Bursty or Not, of Galaxy Populations

    The Astrophysical Journal, arXiv:2601.20930, April 2026

    Emilie Burnham, Bingjie Wang, Joel Leja, Owen Gonzales, et al.

  30. Gauging the Impact of Cosmic-ray Feedback on the Stellar Initial Mass Function

    The Astrophysical Journal, arXiv:2604.21754, April 2026

    Margot Fitz Axen, Stella Offner, Philip F. Hopkins, and Michael Y. Grudic

  31. Radiation GRMHD Models of Accretion onto Stellar-mass Black Holes. II. Super-Eddington Accretion

    The Astrophysical Journal, arXiv:2509.10638, April 2026

    L. Zhang, James M. Stone, Christopher J. White, Shane W. Davis, Y. Jiang, and Patrick D. Mullen

  32. A Multiband Study of the HR 4796A Disk in the Optical Using MagAO-X

    The Astrophysical Journal, arXiv:2606.23480, April 2026

    Jay K. Kueny, Alycia J. Weinberger, Zhe-Yu Daniel Lin, Joseph D. Long, et al.

  33. Three-dimensional Scene Reconstruction Using Roman Slitless Spectra

    The Astrophysical Journal, arXiv:2601.05233, April 2026

    Tri L. Astraatmadja, Andrew S. Fruchter, Susana E. Deustua, H. Qu, et al.

  34. Scalable Gaussian Processes for Integrated and Overlapping Measurements via Augmented State-space Models

    The Astronomical Journal, arXiv:2601.02527, April 2026

    Ryan A. Rubenzahl, Soichiro Hattori, Simo Särkkä, Will M. Farr, et al.

  35. Inferring Stellar Densities with Flexible Models. I. The Distribution of RR Lyrae in the Milky Way with Gaia DR3

    The Astronomical Journal, arXiv:2510.03221, April 2026

    Madeline Lucey, Cecilia Mateu, Adrian M. Price-Whelan, D. Hogg, H. Rix, and Robyn E. Sanderson

  36. Evaluating Classifications of Extremely Metal-poor Candidates Selected from Gaia XP Spectra

    The Astronomical Journal, arXiv:2601.21292, April 2026

    Riley Thai, Andrew R. Casey, Alexander P. Ji, Vedant Chandra, and H. Rix

  37. Impact of waveform systematics and Gaussian noise on the interpretation of GW231123

    Physical Review D, arXiv:2601.09678, April 2026

    S. Bini, K. Krol, K. Chatziioannou, and M. Isi

  38. All-sky search for long-duration gravitational-wave transients in the first part of the fourth LIGO-Virgo-KAGRA observing run

    Physical Review D, arXiv:2507.12282, April 2026

    A. G. Abac, I. Abouelfettouh, F. Acernese, K. Ackley, et al.

  39. Impact of muon and pion cooling on the neutrino spectrum of NGC 1068

    Physical Review D, arXiv:2509.15421, April 2026

    Carlos Blanco, Dan Hooper, Tim Linden, and E. Pinetti

  40. Cosmological back-reaction of baryons on dark matter in the CAMELS simulations

    Monthly Notices of the Royal Astronomical Society, arXiv:2601.06258, April 2026

    Matthew Gebhardt, Daniel Angles-Alcazar, S. Genel, Daisuke Nagai, et al.

  41. The chemical homogeneity of single-lined spectroscopic binaries in open clusters

    Monthly Notices of the Royal Astronomical Society, arXiv:2507.07093, April 2026

    Amaya Sinha, Gail Zasowski, Natalie R. Myers, Catherine Manea, et al.

  42. Synthetic disc-integrated absorption lines isolating stellar granulation for high-precision RV studies

    Monthly Notices of the Royal Astronomical Society, arXiv:2603.04382, April 2026

    Ginger Frame, Heather M. Cegla, Cis Lagae, Veronika Witzke, et al.

  43. Optimal and Unbiased Fluxes from Up-the-ramp Detectors under Variable Illumination

    Publications of the Astronomical Society of the Pacific, arXiv:2601.10878, April 2026

    Bowen Li, Kevin A. McKinnon, Andrew K. Saydjari, Conor Sayres, et al.

  44. The Simons Observatory: forecasted constraints on primordial gravitational waves with the expanded array of Small Aperture Telescopes

    Journal of Cosmology and Astroparticle Physics, arXiv:2512.15833, April 2026

    I. Abril-Cabezas, S. Adachi, P. Ade, A. E. Adler, et al.

  45. Mechanisms Affecting Galaxies Nearby and Environmental Trends (MAGNET)

    Astronomy & Astrophysics, arXiv:2602.15142, April 2026

    Benedetta Vulcani, Gabriella De Lucia, Daria Zakharova, Paolo Serra, et al.

  46. Phase-Induced Amplitude Apodization Complex Mask Coronagraph (PIAACMC) on-sky demonstration with MagAO-X

    Astronomy & Astrophysics, arXiv:2602.23016, April 2026

    E. Tonucci, S.-Y. Haffert, W.-B. Foster, J.-R. Males, et al.

  47. SPHEREx as a Frontier for Infrared Transients: Classification of New Galactic FU Ori Outbursts and Classical Novae

    The Astrophysical Journal Letters, arXiv:2602.07129, March 2026

    Viraj R. Karambelkar, K. De, Lynne A. Hillenbrand, J.-L. Sokoloski, Danielle Frostig, and J. Dalcanton

  48. The Role of Bethe─Heitler Pair Production in Reconnection-driven Flares in M87*

    The Astrophysical Journal Letters, arXiv:2602.23435, March 2026

    Maria Petropoulou, Despina Karavola, and L. Sironi

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