PK
Paul Kalas
astro-ph.EPastro-ph.SRastro-phastro-ph.IMastro-ph.GAdebris disksextreme adaptive opticshigh-contrast imaging
On Valency
published · living versionsW_eqywppz2·v1 · currentpublished
The Breakthrough Listen Search for Intelligent Life: A 3.95-8.00 GHz Search for Radio Technosignatures in the Restricted Earth Transit Zone
with Sofia Z. Sheikh, Andrew Siemion, J. Emilio Enriquez, Danny C. Price +3
1 version
W_9p6tr8bv·v1published
Preprints & journals
132 papers in the corpus · 2000–2026The Hill sphere transits of Beta Pictoris c and the search for another 1981-like event2609.02708v1 · V.E.C. Bakker, M.A. Kenworthy, R. Stuik et al.2026 · 0 citationsarXiv
The JWST Early Release Science Program for Direct Observations of Exoplanetary Systems VIII: patchy forsterite and enstatite clouds in the atmosphere of VHS 1256 b, retrieval lessons learned and outlook to the future2608.06583v1 · Niall Whiteford, Jacqueline K. Faherty, Ben Burningham et al.2026 · 0 citationsarXiv
A second planetesimal collision in the Fomalhaut system.41411412 · Kalas, Paul, Wang, Jason J, Millar-Blanchaer, Maxwell A et al.2026 · 4 citationsScience (New York, N.Y.). 2026;391(6783):371-373
Characterization of the Host Binary of the Directly Imaged Exoplanet HD 143811 AB b2509.06727v2 · Anne E. Peck, William Roberson, Eric L. Nielsen et al.2025 · 1 citationarXiv
HD 143811 AB b: A Directly Imaged Planet Orbiting a Spectroscopic Binary in Sco-Cen2509.06729v2 · Nathalie K. Jones, Jason J. Wang, Eric L. Nielsen et al.2025 · 4 citationsApJL 995 L41 (2025)
High Resolution ALMA Data of the Fomalhaut Debris Disk Confirms Apsidal Width Variation2509.02825v1 · Jay S. Chittidi (1, Meredith A. MacGregor, Joshua Bennett Lovell et al.2025 · 4 citationsThe Astrophysical Journal Letters, Volume 990, Number 2, Published 2025 September 4
The Disks In Scorpius-Centaurus Survey (DISCS) I: Four Newly-Resolved Debris Disks in Polarized Intensity Light2505.02976v1 · Justin Hom, Thomas M. Esposito, Katie A. Crotts et al.2025 · 2 citationsAJ 170 46 (2025)
Gemini Planet Imager Observations of a Resolved Low-Inclination Debris Disk Around HD 1566232407.15986v1 · Briley L. Lewis, Michael P. Fitzgerald, Thomas M. Esposito et al.2024 · 1 citationarXiv
The Pictoris b Hill sphere transit campaign. Paper II: Searching for the signatures of the Pictoris exoplanets through time delay analysis of the Scuti pulsations2406.04870v1 · Sebastian Zieba, Konstanze Zwintz, Matthew Kenworthy et al.2024 · 3 citationsarXiv
A Uniform Analysis of Debris Disks with the Gemini Planet Imager II: Constraints on Dust Density Distribution Using Empirically-Informed Scattering Phase Functions2402.00214v1 · Justin Hom, Jennifer Patience, Christine H. Chen et al.2024 · 0 citationsarXiv
The JWST Early Release Science Program for Direct Observations of Exoplanetary Systems V: Do Self-Consistent Atmospheric Models Represent JWST Spectra? A Showcase With VHS 1256 b2312.03852v2 · Simon Petrus, Niall Whiteford, Polychronis Patapis et al.2023 · 1 citationarXiv
CD-27 11535: Evidence for a Triple System in the Pictoris Moving Group2312.00939v1 · Andrew D. Thomas, Eric L. Nielsen, Robert J. De Rosa et al.2023 · 0 citationsAJ 166 246 (2023)
A Uniform Analysis of Debris Disks with the Gemini Planet Imager I: An Empirical Search for Perturbations from Planetary Companions in Polarized Light Images2311.14599v1 · Katie A. Crotts, Brenda C. Matthews, Gaspard Duchene et al.2023 · 18 citationsarXiv
The JWST Early Release Science Program for Direct Observations of Exoplanetary Systems IV: NIRISS Aperture Masking Interferometry Performance and Lessons Learned2310.11499v2 · Steph Sallum, Shrishmoy Ray, Jens Kammerer et al.2023 · 11 citationsarXiv
The JWST Early Release Science Program for Direct Observations of Exoplanetary Systems III: Aperture Masking Interferometric Observations of the star HIP 65426 at 3.8 um2310.11508v3 · Shrishmoy Ray, Steph Sallum, Sasha Hinkley et al.2023 · 0 citationsarXiv
ALMA and Keck analysis of Fomalhaut field sources: JWST's Great Dust Cloud is a background object2305.10480v2 · Grant M. Kennedy, Joshua B. Lovell, Paul Kalas et al.2023 · 6 citationsarXiv
Giant Impacts and Debris Disk Morphology2303.10189v2 · Joshua W. Jones, Eugene Chiang, Gaspard Duchene et al.2023 · 21 citationsarXiv
Direct imaging discovery of a super-Jovian around the young Sun-like star AF Leporis2302.06332v2 · Robert J. De Rosa, Eric L. Nielsen, Zahed Wahhaj et al.2023 · 79 citationsA&A 672, A94 (2023)
Testing the Interaction Between a Substellar Companion and a Debris Disk in the HR 2562 System2302.04893v1 · Stella Yimiao Zhang, Gaspard Duchene, Robert J. De Rosa et al.2023 · 5 citationsarXiv
High resolution ALMA and HST imaging of CrB: a broad debris disc around a post-main sequence star with low-mass companions2209.12910v1 · J. B. Lovell, M. C. Wyatt, P. Kalas et al.2022 · 9 citationsarXiv
Millimeter Dust Emission and Planetary Dynamics in the HD 106906 System2209.11775v1 · Anna Fehr, A. Meredith Hughes, Rebekah I. Dawson et al.2022 · 7 citationsarXiv
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 b2209.00620v3 · Brittany E. Miles, Beth A. Biller, Polychronis Patapis et al.2022 · 182 citationsarXiv
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 m2208.14990v4 · Aarynn L. Carter, Sasha Hinkley, Jens Kammerer et al.2022 · 102 citationsarXiv
The JWST Early Release Science Program for the Direct Imaging & Spectroscopy of Exoplanetary Systems2205.12972v3 · Sasha Hinkley, Aarynn L. Carter, Shrishmoy Ray et al.2022 · 53 citationsarXiv
A Multi-Wavelength Study of the Highly Asymmetrical Debris Disk Around HD 1115202204.11759v2 · Katie A. Crotts, Zachary H. Draper, Brenda C. Matthews et al.2022 · 10 citationsarXiv
Search for Stellar Flybys in the Sco-Cen OB Association with the Gaia DR22202.00922v1 · Yilun Ma, Robert J. De Rosa, Paul Kalas2022 · 6 citationsarXiv
Molecules with ALMA at Planet-forming Scales (MAPS) XIX. Spiral Arms, a Tail, and Diffuse Structures Traced by CO around the GM Aur Disk2109.06224v2 · Jane Huang, Edwin A. Bergin, Karin I. Oberg et al.2021 · 64 citationsarXiv
ALMA imaging of the M-dwarf Fomalhaut C's debris disc2104.13396v1 · Patrick F. Cronin-Coltsmann, Grant M. Kennedy, Paul Kalas et al.2021 · 11 citationsMonthly Notices of the Royal Astronomical Society, Volume 504, Issue 3, July 2021, Pages 4497-4510
An HST/STIS View of Protoplanetary Disks in Upper Scorpius: Observations of Three Young M-Stars2104.06447v1 · Samuel Walker, Maxwell Millar-Blanchaer, Bin Ren et al.2021 · 4 citationsarXiv
The Pictoris b Hill sphere transit campaign. Paper I: Photometric limits to dust and rings2102.05672v1 · M. A. Kenworthy, S. N. Mellon, J. I. Bailey III et al.2021 · 16 citationsA&A 648, A15 (2021)
On the Chemical Abundance of HR 8799 and the Planet c2007.02810v3 · Ji Wang (OSU), Jason Wang, Bo Ma et al.2020 · 45 citationsarXiv
Multiband Polarimetric Imaging of HR 4796A with the Gemini Planet Imager2006.06818v1 · Pauline Arriaga, Michael P. Fitzgerald, Gaspard Duchene et al.2020 · 32 citationsarXiv
Debris Disk Results from the Gemini Planet Imager Exoplanet Survey's Polarimetric Imaging Campaign2004.13722v2 · Thomas M. Esposito, Paul Kalas, Michael P. Fitzgerald et al.2020 · 119 citationsarXiv
HD 165054: an astrometric calibration field for high-contrast imagers in Baade's Window2004.02923v1 · Meiji M. Nguyen, Robert J. De Rosa, Jason J. Wang et al.2020 · 2 citationsarXiv
The Breakthrough Listen Search for Intelligent Life: A 3.95-8.00 GHz Search for Radio Technosignatures in the Restricted Earth Transit Zone2002.06162v1 · Sofia Z. Sheikh, Andrew Siemion, J. Emilio Enriquez et al.2020 · 53 citationsThe Astronomical Journal, 160(1), (2020), 29on Valency
Imaging the 44 AU Kuiper Belt-analogue debris ring around HD 141569A with GPI polarimetry1911.11814v1 · J. S. Bruzzone, S. Metchev, G. Duchene et al.2019 · 11 citationsarXiv
First Resolved Scattered-Light Images of Four Debris Disks in Scorpius-Centaurus with the Gemini Planet Imager1911.09667v1 · Justin Hom, Jennifer Patience, Thomas M. Esposito et al.2019 · 20 citationsarXiv
An updated visual orbit of the directly-imaged exoplanet 51 Eridani b and prospects for a dynamical mass measurement with Gaia1910.10169v1 · Robert J. De Rosa, Eric L. Nielsen, Jason J. Wang et al.2019 · 24 citationsarXiv
The Possible Astrometric Signature of a Planetary-mass Companion to the Nearby Young Star TW Piscis Austrini (Fomalhaut B): Constraints from Astrometry, Radial Velocities, and Direct Imaging1910.02965v1 · Robert J. De Rosa, Thomas M. Esposito, Lea A. Hirsch et al.2019 · 16 citationsarXiv
Asymmetries in adaptive optics point spread functions1909.12981v1 · Alexander Madurowicz, Bruce Macintosh, Vanessa P. Bailey et al.2019 · 13 citationsarXiv
ODEA: Orbital Dynamics in a complex Evolving Architecture -- Application to the planetary system HD 1069061909.04536v1 · L. Rodet, H. Beust, M. Bonnefoy et al.2019 · 9 citationsA&A 631, A139 (2019)
An Exo-Kuiper Belt and An Extended Halo around HD 191089 in Scattered Light1908.00006v1 · Bin Ren, 'Elodie Choquet, Marshall D. Perrin et al.2019 · 46 citationsarXiv
Cold Debris Disks as Strategic Targets for the 2020s1906.02129v1 · John Debes, Elodie Choquet, Virginie C. Faramaz et al.2019 · 3 citationsarXiv
Performance of the Gemini Planet Imager Non-Redundant Mask and spectroscopy of two close-separation binaries HR 2690 and HD 1425271904.09006v1 · Alexandra Z. Greenbaum, Anthony Cheetham, Anand Sivaramakrishnan et al.2019 · 5 citationsarXiv
The Gemini Planet Imager Exoplanet Survey: Giant Planet and Brown Dwarf Demographics From 10-100 AU1904.05358v1 · Eric L. Nielsen, Robert J. De Rosa, Bruce Macintosh et al.2019 · 465 citationsarXiv
Reconstructing Extreme Space Weather from Planet Hosting Stars1903.06853v1 · V. S. Airapetian, V. Adibekyan, M. Ansdell et al.2019 · 0 citationsarXiv
Dynamical Constraints on the HR 8799 Planets with GPI1809.04107v1 · Jason J. Wang, James R. Graham, Rebekah Dawson et al.2018 · 142 citationsarXiv
Direct Imaging of the HD 35841 Debris Disk: A Polarized Dust Ring from Gemini Planet Imager and an Outer Halo from HST/STIS1806.02904v1 · Thomas M. Esposito, Gaspard Duchene, Paul Kalas et al.2018 · 36 citationsarXiv
GPI spectra of HR 8799 c, d, and e from 1.5 to 2.4m with KLIP Forward Modeling1804.07774v1 · Alexandra Z. Greenbaum, Laurent Pueyo, Jean-Baptiste Ruffio et al.2018 · 67 citationsarXiv
Exploring Extreme Space Weather Factors of Exoplanetary Habitability1803.03751v1 · V. S. Airapetian, V. Adibekyan (UPORTO), M. Ansdell et al.2018 · 3 citationsarXiv
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