Marta Bryan

Marta Bryan

Title/Position
Ph.D. | Assistant Professor | Astronomy | Exoplanets

Research Areas:

Planet formation and evolution, exoplanet atmospheres, high-resolution spectroscopy, high-contrast imaging

Research Profile:

My group and I harness a wide range of observational techniques to detect and characterize gas giant planets outside our solar system to explore how planetary systems form and evolve.

Publications

(** denotes student papers supervised by M.L.B.)

Bowler, B. P., Tran, Q. H., Zhang, Z., R. & 10 coauthors including Bryan, M. 2023, Rotation Periods, Inclinations, and Obliquities of Cool Stars Hosting Directly Imaged Substellar Companions: Spin-Orbit Misalignments are Common, arXiv:2301.04692.

Wang, J., Wang, J. J., Ruffio, JB., R. & 29 coauthors including Bryan, M. 2023, Retrieving C and O Abundance of HR 8799 c by Combining High- and Low-resolution Data, The Astronomical Journal, Volume 165.

Zhou, Y., Bowler, B. P., Apai, D., R. & 5 coauthors including Bryan, M. 2022, Roaring Storms in the Planetary-mass Companion VHS 1256-1257 b: Hubble Space Telescope Multiepoch Monitoring Reveals Vigorous Evolution in an Ultracool Atmosphere, The Astronomical Journal, Volume 164.

Xuan, J.W., Wang, J., Ruffio, JB., R. & 37 coauthors including Bryan, M. 2022, A Clear View of a Cloudy Brown Dwarf Companion from High-resolution Spectroscopy, The Astrophysical Journal, Volume 937, Issue 2.

Miles, B.E., Biller, B. A., Patapis, P., R. & 98 coauthors including Bryan, M. 2022, The JWST Early Release Science Program for Direct Observations of Exoplanetary Systems II: A 1 to 20 Micron Spectrum of the Planetary-Mass Companion VHS 1256-1257 b, arXiv:2209.00620.

Hinkley, S., Carter, A. L., Shrishmoy, R. & 83 coauthors including Bryan, M. 2022, The JWST Early Release Science Program for the Direct Imaging and Spectroscopy of Exoplanetary Systems, Publications of the Astronomical Society of the Pacific, Volume 134, Issue 1039.

Carter, A. L., Hinkley, S., Kammerer, J. & 107 coauthors including Bryan, M. 2022, The JWST Early Release Science Program for Direct Observations of Exoplanetary Systems I: High Contrast Imaging of the Exoplanet HIP 65426 b from 2-16 μm, arXiv:2208.14990.

Finnerty, L., Schofield, T., Delorme, JR. & 26 coauthors including Bryan, M. 2022, On-sky performance and lessons learned from the phase I KPIC fiber injection unit, SPIE Proceedings, 12184, 121844Y.

Echeverri, D., Jovanovix, N., Delorme, JR. & 35 coauthors including Bryan, M. 2022, Phase II of the Keck Planet Imager and characterizer: system-level laboratory characterization and preliminary on-sky commissioning, SPIE Proceedings, 12184, 121841W.

Zhou, Y., Bowler, B., Kataria, T. & 5 coauthors including Bryan, M. 2022, Probing the Atmospheric Circulation Patterns in the Highly-Variable Planetary-Mass Companion VHS 1256 B, Bulletin of the American Astronomical Society, Vol. 54.

Inglis, J., Bryan, M., Wallack, N. et al 2022, Atmospheric Properties of ROXs 42Bb from Low and High Resolution Spectroscopy, Bulletin of the American Astronomical Society, Vol. 54, No. 5.

Bryan, M. L., Chiang, E., Morley, C. V. et al 2021, Obliquity Constraints on the Planetary-Mass Companion HD 106906 b, AJ, 162, 217.

Bryan, M. L., Ginzburg, S., Chiang, E. et al 2020b, As the Worlds Turn: Constraining Spin Evolution in the Planetary-Mass Regime, ApJ, 905, 37.

Bryan, M. L., Chiang, E., Bowler, B. P. et al 2020a, Obliquity Constraints on an Extrasolar Planetary-Mass Companion, AJ, 159, id. 181.

Bryan, M. L., Knutson, H. A., Lee, E. et al 2019, An Excess of Jupiter Analogs in Super-Earth Systems, AJ, 157, 2.

Bryan, M. L., Benneke, B., Knutson, H. A. et al 2018, Constraints on the Spin Evolution of Young Planetary Mass Companions, Nature Astronomy, 2, 138-144.

Bryan, M. L., Bowler, B. P., Knutson, H. A. et al. 2016, Searching for Scatterers: High-Contrast Imaging of Young Stars Hosting Wide-Separation Planetary-Mass Companions, ApJ, 827, 100.

Bryan, M. L., Knutson, H. A., Howard, A. W. et al. 2016, Statistics of Long Period Gas Giant Planets in Known Planetary Systems, ApJ, 821, 89.

Bryan, M. L., Alsubai, K. A., Latham, D. W. et al. 2012, Qatar-2: A K Dwarf Orbited by a Transiting Hot Jupiter and a More Massive Companion in an Outer Orbit, ApJ, 750, 84.

Bryan, M. L., Chapman, G., Hall, D. N. B. et al., 2012, Investigation of linear-mode photon-counting HgCdTe APDs for astronomical observations, SPIE Proceedings, 8453, 84532F.

**Xuan, J., Bryan, M. L., Knutson, H. A. et al 2020, A Rotation Rate for the Planetary􀀀Mass Companion DH Tau b, AJ, 159, 97.

Meshkat, T., Mawet, D., Bryan, M. L. et al 2017, A Direct Imaging Survey of Spitzer Detected Debris Disks: Occurrence of Giant Planets in Dusty Systems, ApJ, 154, 245.

Bowler, B., Kraus, A., Bryan, M. L. et al 2017, The Young Substellar Companion ROXs 12 B: Near-Infrared Spectrum, System Architecture, and Spin-Orbit Misalignment, AJ, 154, 165.

Ngo, H., Knutson, H. A., Bryan, M. L. et al 2017, No Difference in Orbital Parameters of RV-detected Giant Planets between 0.1 and 5 au in Single versus Multi-stellar Systems, AJ, 153, 242.

Wang, J. J., Ruffio, J.-B., Morris, E. & 49 coauthors including Bryan, M. L. 2021, Detection and Bulk Properties of the HR 8799 Planets with High Resolution Spectroscopy, AJ, 162, 148.

Zhou, Y., Bowler, B. P., Morley, C. V. & 4 coauthors including Bryan, M. L. 2020, Spectral Variability of VHS J1256-1257 b from 1 to 5 um, AJ, 160, id. 77.

Bowler, B. P., Zhou, Y., Morley, C. V. & 4 coauthors including Bryan, M. L. 2020, Strong Nearinfrared Spectral Variability of the Young Cloudy L Dwarf Companion VHS J1256-1257 b, ApJL, 893,
id. L30.

Becker, J. C., Vanderburg, A., Adams, F. C. & 2 coauthors including Bryan, M. L. 2017, Exterior Companions to Hot Jupiters Oribiting Cool Stars Are Coplanar, AJ, 154, 230.

Mawet, D., Hirsch, L., Lee, E. J. & 27 coauthors including Bryan, M. L. 2019, Deep Exploration of epsilon Eridani with Keck Ms-band vortex coronagraphy and radial velocities: mass and orbital parameters of the giant exoplanet, AJ, 157, 33.

Piskorz, D., Benneke, B., Crockett, N.R., & 10 coauthors including Bryan, M. L., 2016, Evidence for the Direct Detection of the Thermal Spectrum of the Non-Transiting Hot Gas Giant HD 88133 b, ApJ,
832, 131.

Ngo, H., Knutson, H. A., Hinkley, S., & 11 coauthors including Bryan, M. L., 2016, Friends of Hot Jupiters IV Stellar Companions Beyond 50 AU Might Facilitate Giant Planet Formation, but Most are Unlikely to Cause Kozai-Lidov Migration, ApJ, 827, 8.

A full list of publications can be accessed here.