KH
K. Horne
astro-ph.EPastro-ph.GAastro-phastro-ph.SRastro-ph.HEastro-ph.IMgr-qcastro-ph.COhep-thquant-ph
On Valency
published · living versionsW_98625dp4·v1 · currentpublished
A Cold Neptune-Mass Planet OGLE-2007-BLG-368Lb: Cold Neptunes Are Common
with T. Sumi, D. P. Bennett, I. A. Bond, A. Udalski +105
1 version
Preprints & journals
345 papers in the corpus · 2006–2026Observing a 542-day transiting giant with large TTVs: The 2025 transit of HIP 41378 f and new constraints on the outer system2606.23551v2 · Pietro Leonardi, Alexandre Santerne, Luca Borsato et al.2026 · 0 citationsarXiv
'Stealth' singularities from self-gravitating fermions2508.10604v1 · Peter E. D. Leith, Chris A. Hooley, Keith Horne et al.2025 · 0 citationsPhys. Rev. D 113, L121507 (2026)
TOI-6884b: A low-mass brown dwarf transiting a slightly evolved star2606.29666v1 · Akanksha Khandelwal, Shubhendra Nath Das, Rishikesh Sharma et al.2026 · 0 citationsarXiv
A Convolutional Neural Network for the Recovery of Transfer Functions From Velocity-Resolved Reverberation Mapping Data2512.24433v2 · Kirk Long, Keith Horne, Jason Dexter et al.2025 · 0 citationsApJ 1003 72 (2026)
JWST unveils a high mean molecular weight atmosphere for mini-Neptune TOI-1130b: Evidence for formation beyond the water ice line2605.02036v1 · Saugata Barat, Tyler Fairnington, Shelby Courreges et al.2026 · 0 citationsarXiv
AGN STORM 2. XII. Ground-Based Optical Photometry and Lag Measurements of Mrk 8172605.02875v1 · John W. Montano, Aaron J. Barth, Keith Horne et al.2026 · 0 citationsarXiv
Uncovering the Rapidly Evolving Orbits of the Dynamic TOI-201 System2604.23929v1 · Ismael Mireles, Solene Ulmer-Moll, Donald Liveoak et al.2026 · 1 citationScience Advances, 12, 16, eaef2618, 2026
The unusually red delay spectrum of the low-mass black hole AGN NGC\,4051 as revealed by intensive continuum reverberation mapping with the Las Cumbres Observatory2604.01405v1 · Marcin Marculewicz, Juan V. Hern'andez Santisteban, Keith Horne et al.2026 · 0 citationsarXiv
An Adolescent and Near-Resonant Planetary System Near the End of Photoevaporation2603.02550v1 · Mu-Tian Wang, Fei Dai, Hui-Gen Liu et al.2026 · 1 citationarXiv
Gas-depleted planet formation occurred in the four-planet system around the red dwarf LHS 19032602.11271v1 · Thomas G. Wilson, Anna M. Simpson, Andrew Collier Cameron et al.2026 · 1 citationarXiv
TOI-6692b: An eccentric 130 day period giant planet with a single transit from TESS2601.16357v1 · Allyson Bieryla, Karen A. Collins, George Zhou et al.2026 · 0 citationsarXiv
Backreactions from loading the stable photon sphere in Weyl conformal gravity2510.18750v2 · Reinosuke Kusano, Keith Horne, Friedrich Koenig et al.2025 · 0 citationsarXiv
First reverberation mapping of a Bowen fluorescence line2512.15497v2 · Martin W. Ochmann, Edward M. Cackett, Lukas Diehl et al.2025 · 0 citationsarXiv
A Phenomenological Study of the Accretion Disk in the Super-Eddington AGN I Zw 12601.05818v1 · Farin Drewes, Roberta Vieliute, Juan V. Hern'andez Santisteban et al.2026 · 0 citationsarXiv
Charged black holes in Weyl conformal gravity2510.05701v2 · Reinosuke Kusano, Miguel Yulo Asuncion, Keith Horne2025 · 0 citationsarXiv
From Earths to Super-Earths: Five New Small Planets Transiting M Dwarf Stars2512.11971v1 · Jonathan Gomez Barrientos, Heather A. Knutson, Morgan Saidel et al.2025 · 2 citationsarXiv
TOI-7166 b: A Habitable Zone mini-Neptune planet around a nearby low-mass star2512.06841v1 · Khalid Barkaoui, Francisco J. Pozuelos, Benjamin V. Rackham et al.2025 · 2 citationsMonthly Notices of the Royal Astronomical Society, 2025, Volume 544, Issue 2, pp. 2637-2652, 16 pp
Scalable and Robust Multiband Modeling of AGN Light Curves in Rubin-LSST2511.21479v2 · Weixiang Yu, John J. Ruan, Colin J. Burke et al.2025 · 3 citationsarXiv
Sibling Sub-Neptunes Around Sibling M Dwarfs: TOI-521 and TOI-9122509.14782v2 · G. Lacedelli, E. Pall'e, R. Luque et al.2025 · 0 citationsarXiv
Intensive X-ray/UVOIR continuum reverberation mapping of the Seyfert AGN MCG+08-11-112511.05342v1 · D. Kynoch, I. M. McHardy, E. M. Cackett et al.2025 · 1 citationarXiv
Structure of Kerr black hole spacetimes in Weyl conformal gravity2507.01379v2 · Miguel Yulo Asuncion, Keith Horne, Reinosuke Kusano et al.2025 · 2 citationsClassical and Quantum Gravity 42(21) (2025)
AGN STORM 2. XI. Spectroscopic reverberation mapping of the hot dust in Mrk 8172510.21395v1 · Hermine Landt, Benjamin D. Boizelle, Michael S. Brotherton et al.2025 · 1 citationarXiv
XRISM/Resolve Spectroscopy of the Central Engine in the Seyfert-1 AGN Mrk 2792510.20083v1 · Jon M. Miller, Xin Xiang, Doyee Byun et al.2025 · 7 citationsarXiv
The SDSS-V Black Hole Mapper Reverberation Mapping Project: Light Echoes of the Coronal Line Region in a Luminous Quasar2510.16099v1 · Theodore B. Smith, Logan B. Fries, Jonathan R. Trump et al.2025 · 1 citationarXiv
The Accretion Disk Size Problem in AGN Disk Reverberation Mapping is an Obscuration Effect: A Uniform AGN Sample Study with Swift2509.25315v1 · Collin Lewin, Erin Kara, Christos Panagiotou et al.2025 · 3 citationsarXiv
Continuum Reverberation Mapping of Accretion Disks Surrounding Supermassive Black Hole Binaries: Observational Signatures2507.21671v2 · Yi-Xin Fu, Yan-Rong Li, Jian-Min Wang et al.2025 · 3 citationsarXiv
Departures from Standard Disk Predictions in Intensive Ground-Based Monitoring of Three AGN2508.08720v1 · Diego Gonzalez-Buitrago, Aaron J. Barth, Rick Edelson et al.2025 · 4 citationsarXiv
The Nineteenth Data Release of the Sloan Digital Sky Survey2507.07093v1 · Gautham Adamane Pallathadka, Mojgan Aghakhanloo, James Aird et al.2025 · 15 citationsarXiv
The TESS Grand Unified Hot Jupiter Survey. III. Thirty More Giant Planets2507.01855v1 · Samuel W. Yee, Joshua N. Winn, Joel D. Hartman et al.2025 · 5 citationsarXiv
11 New Transiting Brown Dwarfs and Very Low Mass Stars from TESS2501.09795v2 · Noah Vowell, Joseph E. Rodriguez, David W. Latham et al.2025 · 2 citationsarXiv
A 16 Myr super-Neptune in Upper-Centaurus Lupus and a preliminary survey of transiting planets in Sco-Cen with TESS2502.00576v3 · Sydney Vach, George Zhou, Andrew W. Mann et al.2025 · 6 citationsarXiv
OGLE-2015-BLG-1609Lb: Sub-jovian planet orbiting a low-mass stellar or brown dwarf host2412.09676v2 · M.J. Mr'oz, R. Poleski, A. Udalski et al.2024 · 2 citationsA&A 698, A126 (2025)
Testing X-ray Reprocessing and Mapping the Soft Excess of NGC 7469 with NICER2504.20223v1 · Ethan R. Partington, Edward M. Cackett, Rick Edelson et al.2025 · 3 citationsApJ 986 81 (2025)
Echo mapping of the black hole accretion flow in NGC 74692506.06731v1 · Raj Prince, Juan V. Hern'andez Santisteban, Keith Horne et al.2025 · 11 citationsarXiv
The Sloan Digital Sky Survey Reverberation Mapping Project: Insights on Maximizing Efficiency in Lag Measurements and Black-Hole Masses2412.06885v2 · Y. Homayouni, Yuanzhe Jiang, W. N. Brandt et al.2024 · 0 citationsarXiv
AGN STORM 2. III. A NICER view of the variable X-ray obscurer in Mrk 8172302.12896v1 · Ethan R. Partington, Edward M. Cackett, Erin Kara et al.2023 · 20 citationsApJ 947 2 (2023)
Connecting the X-ray/UV variability of Fairall 9 with NICER: A Possible Warm Corona2410.21432v1 · Ethan R. Partington, Edward M. Cackett, Rick Edelson et al.2024 · 10 citationsApJ 977 77 (2024)
21 years of Astronomy at Warwick: celebrating the legacy of Prof. Tom Marsh2504.20954v1 · Ingrid Pelisoli, Boris Gansicke, Keith Horne et al.2025 · 1 citationarXiv
Estimating Masses of Supermassive Black Holes in Active Galactic Nuclei from the Halpha Emission Line2410.21387v2 · E. Dalla Bonta, B.M. Peterson, C.J. Grier et al.2024 · 15 citationsA&A 696, A48 (2025)
TOI-2005b: An Eccentric Warm Jupiter in Spin-Orbit Alignment2503.20069v1 · Allyson Bieryla, Jiayin Dong, George Zhou et al.2025 · 5 citationsarXiv
Constraining atmospheric composition from the outflow: helium observations reveal the fundamental properties of two planets straddling the radius gap2409.08318v3 · Michael Zhang, Jacob L. Bean, David Wilson et al.2024 · 14 citationsarXiv
Monitoring AGNs with H$\beta$ Asymmetry. V. Long-term Variation and Evolution of the Broad H$\beta$ Emission-Line Profiles2503.00398v1 · Feng-Na Fang, Pu Du, Michael S. Brotherton et al.2025 · 1 citationarXiv
Accretion disc reverberation mapping of the quasar 3C 2732502.08366v1 · James P. Thorne, Hermine Landt, Jiamu Huang et al.2025 · 3 citationsarXiv
TOI-2015b: a sub-Neptune in strong gravitational interaction with an outer non-transiting planet2502.07074v1 · K. Barkaoui, J. Korth, E. Gaidos et al.2025 · 0 citationsarXiv
Testing disc reprocessing models for AGN optical variability by comparison of X-ray and optical power spectra of NGC 43952501.02664v1 · Max Beard, Ian McHardy, Keith Horne et al.2025 · 11 citationsarXiv
AGN STORM 2. VII. A Frequency-resolved Map of the Accretion Disk in Mrk 817: Simultaneous X-ray Reverberation and UVOIR Disk Reprocessing Time Lags2409.09115v1 · Collin Lewin, Erin Kara, Aaron J. Barth et al.2024 · 20 citationsApJ 974 271 (2024)
AGN STORM 2: X. The origin of the interband continuum delays in Mrk 8172410.02652v2 · Hagai Netzer, Michael R. Goad, Aaron J. Barth et al.2024 · 12 citationsarXiv
The SDSS-V Black Hole Mapper Reverberation Mapping Project: A Kinematically Variable Broad-Line Region and Consequences for Masses of Luminous Quasars2409.12229v1 · Logan B. Fries, Jonathan R. Trump, Keith Horne et al.2024 · 0 citationsarXiv
Intensive broadband reverberation mapping of Fairall 9 with 1.8 years of daily Swift monitoring2407.09445v1 · R. Edelson, B. M. Peterson, J. Gelbord et al.2024 · 0 citationsarXiv
AGN STORM 2: VIII. Investigating the Narrow Absorption Lines in Mrk 817 Using HST-COS Observations2407.04164v2 · Maryam Dehghanian, Nahum Arav, Gerard A. Kriss et al.2024 · 5 citationsarXiv
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