DA
David J. Armstrong
astro-ph.EPastro-ph.SRastro-ph.IMcs.LGastro-ph.GAastro-ph.HEcs.CV
On Valency
published · living versionsW_v2snk925·v1 · currentpublished
A remnant planetary core in the hot-Neptune desert
with Théo A. Lopez, Vardan Adibekyan, Richard A. Booth, Edward M. Bryant +89
1 version
W_kxbebmtq·v1published
W_ynufkxb8·v1published
W_zgubbuuc·v1published
W_krkjx2ac·v1published
Preprints & journals
116 papers in the corpus · 2012–2026Demographics of Close-In TESS Exoplanets Orbiting FGK Main-sequence Stars II. Spectral-Type Dependence and the Neptunian Landscape2610.31784v1 · Kaiming Cui, David J. Armstrong, Andreas Hadjigeorghiou et al.2026 · 0 citationsarXiv
Two extremely irradiated volatile-rich sub-Neptunes with companions in the TOI-426 and TOI-1839 systems: Insights into arrival and survival near the lower edge of the Neptunian desert2609.05413v2 · A. Castro-Gonz'alez, O. Barrag'an, D. J. Armstrong et al.2026 · 0 citationsarXiv
A decade of monitoring the HIP 41378's planetary system2606.23103v1 · S. Grouffal, A. Santerne, X. Dumusque et al.2026 · 0 citationsarXiv
The Neptunian ridge planet WASP-156 b does not have a polar orbit2605.27291v2 · M. Lafarga, J. I. Espinoza-Retamal, H. M. Cegla et al.2026 · 0 citationsMonthly Notices of the Royal Astronomical Society, Volume 551, Issue 2, September 2026, stag996
The Neptunian ridge as a natural outcome of high-eccentricity tidal migration2604.16300v4 · A. Castro-Gonz'alez, V. Bourrier, D. Ehrenreich et al.2026 · 4 citationsA&A 709, L17 (2026)
Automatic search for transiting planets in TESS-SPOC FFIs with RAVEN: over 100 newly validated planets and over 2000 vetted candidates2603.22597v2 · M. Lafarga, D. J. Armstrong, K. Cui et al.2026 · 3 citationsarXiv
Demographics of Close-In TESS Exoplanets Orbiting FGK Main-sequence Stars2601.09492v1 · Kaiming Cui, David J. Armstrong, Andreas Hadjigeorghiou et al.2026 · 3 citationsarXiv
Transformational astrophysics and exoplanet science with Habitable Worlds Observatory's High Resolution Imager2512.16416v1 · Vincent Van Eylen, Richard Massey, Saeeda Awan et al.2025 · 0 citationsarXiv
ATREIDES I. Embarking on a trek across the exo-Neptunian landscape with the TOI-421 system2509.15746v1 · V. Bourrier, M. Steiner, A. Castro-Gonz'alez et al.2025 · 9 citationsA&A, 701, A190 (2025)
The star HIP 41378 potentially misaligned with its cohort of long-period planets2507.01807v2 · S. Grouffal, A. Santerne, V. Bourrier et al.2025 · 5 citationsA&A 701, A173 (2025)
A high stellar multiplicity rate amongst TESS planet candidates in the Neptunian desert using Gaia DR3 astrometry2506.22399v1 · Fintan Eeles-Nolle, David J. Armstrong2025 · 3 citationsMon Not R Astron Soc (2025) 1419-1433
Exploring the Neptunian Desert: Insights from a Homogeneous Planetary Sample2504.16164v1 · Lauren Doyle, David J. Armstrong, Lorena Acuna et al.2025 · 15 citationsarXiv
The First Spin-Orbit Obliquity of an M dwarf/brown dwarf System: An eccentric and aligned TOI-2119 b2411.18567v3 · Lauren Doyle, Caleb I. Canas, Jessica E. Libby-Roberts et al.2024 · 10 citationsarXiv
Radii, masses, and transit-timing variations of the three-planet system orbiting the naked-eye star TOI-3962411.14911v2 · A. Bonfanti, I. Amateis, D. Gandolfi et al.2024 · 7 citationsA&A 693, A90 (2025)
TOI-5005 b: A super-Neptune in the savanna near the ridge2409.18129v2 · A. Castro-Gonz'alez, J. Lillo-Box, D. J. Armstrong et al.2024 · 36 citationsA&A 691, A233 (2024)
Mapping the exo-Neptunian landscape. A ridge between the desert and savanna2409.10517v1 · A. Castro-Gonz'alez, V. Bourrier, J. Lillo-Box et al.2024 · 53 citationsarXiv
K2-399 b is not a planet. The Saturn that wandered through the Neptune desert is actually a hierarchical eclipsing binary2408.11732v1 · J. Lillo-Box, D. W. Latham, K. A. Collins et al.2024 · 3 citationsA&A 689, L8 (2024)
TOI-2490b- The most eccentric brown dwarf transiting in the brown dwarf desert2408.04475v1 · Beth A. Henderson, Sarah L. Casewell, Andr'es Jord'an et al.2024 · 15 citationsarXiv
Surviving in the Hot Neptune Desert: The Discovery of the Ultra-Hot Neptune TOI-3261b2407.04225v1 · Emma Nabbie, Chelsea X. Huang, Jennifer A. Burt et al.2024 · 16 citationsarXiv
TOI-2374 b and TOI-3071 b: two metal-rich sub-Saturns well within the Neptunian desert2406.12996v1 · Alejandro Hacker, Rodrigo F. D'iaz, David J. Armstrong et al.2024 · 12 citationsarXiv
Three super-Earths and a possible water world from TESS and ESPRESSO2406.06278v1 · M. J. Hobson, F. Bouchy, B. Lavie et al.2024 · 17 citationsA&A 688, A216 (2024)
BEBOP V. Homogeneous Stellar Analysis of Potential Circumbinary Planet Hosts2406.03094v2 · Alix V. Freckelton, Daniel Sebastian, Annelies Mortier et al.2024 · 10 citationsarXiv
Photo-dynamical characterisation of the TOI-178 resonant chain2405.13732v1 · A. Leleu, J.-B. Delisle, L. Delrez et al.2024 · 10 citationsA&A 688, A211 (2024)
TOI-2447 b / NGTS-29 b: a 69-day Saturn around a Solar analogue2405.07367v1 · Samuel Gill, Daniel Bayliss, Solene Ulmer-Moll et al.2024 · 3 citationsarXiv
The XUV-driven escape of the planets around TOI-431 & Lupi2404.10673v1 · George W. King, L'ia R. Corrales, Jorge Fern'andez Fern'andez et al.2024 · 1 citationarXiv
NGTS-30 b/TOI-4862 b: An 1 Gyr old 98-day transiting warm Jupiter2404.02974v1 · M.P. Battley, K.A. Collins, S. Ulmer-Moll et al.2024 · 1 citationarXiv
The TESS SPOC FFI Target Sample Explored with Gaia2403.02407v1 · Lauren Doyle, David J. Armstrong, Daniel Bayliss et al.2024 · 6 citationsarXiv
TESS and ESPRESSO discover a super-Earth and a mini-Neptune orbiting the K-dwarf TOI-2382402.04113v1 · A. Su'arez Mascareno, V. M. Passegger, J. I. Gonz'alez Hern'andez et al.2024 · 16 citationsarXiv
Identifying Light-curve Signals with a Deep Learning Based Object Detection Algorithm. II. A General Light Curve Classification Framework2311.08080v2 · Kaiming Cui, D. J. Armstrong, Fabo Feng2023 · 13 citationsarXiv
The positional probability and true host star identification of TESS exoplanet candidates2310.15833v1 · Andreas Hadjigeorghiou, David J. Armstrong2023 · 12 citationsarXiv
Sandwiched planet formation: restricting the mass of a middle planet2310.01488v2 · Matthew Pritchard, Farzana Meru, Sahl Rowther et al.2023 · 4 citationsarXiv
TOI-332 b: a super dense Neptune found deep within the Neptunian desert2308.12137v1 · Ares Osborn, David J. Armstrong, Jorge Fern'andez Fern'andez et al.2023 · 25 citationsarXiv
Transit Timing Variations in the three-planet system: TOI-2702308.10763v1 · Laurel Kaye, Shreyas Vissapragada, Maximilian N. Gunther et al.2023 · 20 citationsMonthly Notices of the Royal Astronomical Society, Volume 510, Issue 4, pp.5464-5485 (2022)
Discovery and characterisation of two Neptune-mass planets orbiting HD 212729 with TESS2307.11566v1 · David J. Armstrong, Ares Osborn, Vardan Adibekyan et al.2023 · 6 citationsarXiv
TOI-908: a planet at the edge of the Neptune desert transiting a G-type star2306.09758v1 · Faith Hawthorn, Daniel Bayliss, David J. Armstrong et al.2023 · 8 citationsarXiv
TOI-2498 b: A hot bloated super-Neptune within the Neptune desert2305.06950v1 · Ginger Frame, David J. Armstrong, Heather M. Cegla et al.2023 · 5 citationsarXiv
Three Saturn-mass planets transiting F-type stars revealed with TESS and HARPS2303.15080v2 · Angelica Psaridi, Francois Bouchy, Monika Lendl et al.2023 · 10 citationsA&A 675, A39 (2023)
The young mini-Neptune HD 207496b that is either a naked core or on the verge of becoming one2303.03775v1 · S. C. C. Barros, O. D. S. Demangeon, D.J. Armstrong et al.2023 · 18 citationsarXiv
TESS Hunt for Young and Maturing Exoplanets (THYME) IX: a 27 Myr extended population of Lower-Centaurus Crux with a transiting two-planet system2212.03266v1 · Mackenna L. Wood, Andrew W. Mann, Madyson G. Barber et al.2022 · 37 citationsarXiv
The discovery of three hot Jupiters, NGTS-23b, 24b and 25b, and updated parameters for HATS-54b from the Next Generation Transit Survey2211.01044v1 · David G. Jackson, Christopher A. Watson, Ernst J. W. de Mooij et al.2022 · 8 citationsarXiv
Rossiter-McLaughlin detection of the 9-month period transiting exoplanet HIP41378 d2210.14125v1 · S. Grouffal, A. Santerne, V. Bourrier et al.2022 · 13 citationsA&A 668, A172 (2022)
TOI-969: a late-K dwarf with a hot mini-Neptune in the desert and an eccentric cold Jupiter2210.08996v1 · J. Lillo-Box, D. Gandolfi, D. J. Armstrong et al.2022 · 20 citationsA&A 669, A109 (2023)
TESS spots a mini-neptune interior to a hot saturn in the TOI-2000 system2209.14396v3 · Lizhou Sha, Andrew M. Vanderburg, Chelsea X. Huang et al.2022 · 29 citationsarXiv
TOI-836: A super-Earth and mini-Neptune transiting a nearby K-dwarf2208.07328v1 · Faith Hawthorn, Daniel Bayliss, Thomas G. Wilson et al.2022 · 28 citationsarXiv
Periodic stellar variability from almost a million NGTS light curves2203.15894v1 · Joshua T. Briegal, Edward Gillen, Didier Queloz et al.2022 · 11 citationsarXiv
YOUNG Star detrending for Transiting Exoplanet Recovery (YOUNGSTER) II: Using Self-Organising Maps to explore young star variability in Sectors 1-13 of TESS data2202.00031v1 · Matthew P. Battley, David J. Armstrong, Don Pollacco2022 · 4 citationsarXiv
The HD 137496 system: A dense, hot super-Mercury and a cold Jupiter2111.08764v1 · T. Azevedo Silva, O. D. S. Demangeon, S. C. C. Barros et al.2021 · 26 citationsA&A 657, A68 (2022)
The young HD 73583 (TOI-560) planetary system: Two 10-M mini-Neptunes transiting a 500-Myr-old, bright, and active K dwarf2110.13069v2 · O. Barrag'an, D. J. Armstrong, D. Gandolfi et al.2021 · 50 citationsarXiv
TESS Data for Asteroseismology (T'DA) Stellar Variability Classification Pipeline: Set-Up and Application to the Kepler Q9 Data2107.06301v1 · Jeroen Audenaert, James S. Kuszlewicz, Rasmus Handberg et al.2021 · 31 citationsarXiv
TOI-220 : a warm sub-Neptune discovered by TESS2105.01944v1 · S. Hoyer, D. Gandolfi, D.J. Armstrong et al.2021 · 16 citationsarXiv
Career total: at least 211 works. 116 are in this corpus.Showing the 50 most recent.
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