Results & Data

All relevant data and results will be collected here.

CHAMELEON publications

The CHAMELEON publications can be found using this link to ADS.

[86] A. Psaridi, …, Ch. Helling et al. “Discovery of two warm mini-Neptunes with contrasting densities orbiting the young K3V star TOI-815“, eprint arXiv:2401.15709.

[85] T. J. Bell, …, L. Carone, …, L. Decin, …, Ch. Helling, …, A. Schneider et al. “Nightside clouds and disequilibrium chemistry on the hot Jupiter WASP-43b” eprint arXiv:2401.13027.

[84] H. Lecoq-Molinos, D. Gobrecht, J.P. Sindel, Ch. Helling, L. DecinVanadium oxide clusters in substellar atmospheres: A quantum chemical study” eprint arXiv:2401.02784.

[83] A. Dyrek, M. Min, L. Decin, …, F. Ardevol Martinez, …, L. Heinke et al. “SO2, silicate clouds, but no CH4 detected in a warm Neptune” Nature, 625, 51-54 (2024).

[82] K.L. Chubb, D.M Stam, Ch.Helling, D. Samra, L. CaroneModelling reflected polarized light from close-in giant exoplanet WASP-96b using PolHEx (Polarization of hot exoplanets)” Monthly Notices of the Royal Astronomical Society, 527, 3, pp. 4955-4982 (2024).

[81] P. Marigo, P. Woitke et al. “ÆSOPUS 2.0: Low-temperature Opacities with Solid Grains” The Astrophysical Journal, 960, 18 (2024).

[80] F. Ardévol Martínez, M. Min, D. Huppenkothen, I. Kamp, P. I. PalmerFlopPITy: Enabling self-consistent exoplanet atmospheric retrievals with machine learning” Astronomy & Astrophysics, 681, L14 (2024).

[79] L. Chatziastros, B. Bitsch, A. D. SchneiderConstraining the formation history of the HAT-P-11 system using atmospheric abundances” Astronomy & Astrophysics, 681, A52 (2024).

[78] J. Varga, …, P. Woitke et al. “Mid-infrared evidence for iron-rich dust in the multi-ringed inner disk of HD 144432” Astronomy & Astrophysics, 681, A47 (2024).

[77] J. Kanwar, I. Kamp, P. Woitke, …, M. MinHydrocarbon chemistry in the inner regions of planet-forming disks” Astronomy & Astrophysics, 681, A22 (2024).

[76] P. WoitkePhysico-chemical Processes in Planet-forming Discs” eprint arXiv:2312.03424

[75] A. Rozek, …, U.G. Jørgensen, …, F. Amadio et al. “Optical Monitoring of the Didymos–Dimorphos Asteroid System with the Danish Telescope around the DART Mission Impact” The Planetary Science Journal, 4, 236 (2023)

[74] D. Barrado, …, M. Min, …, F. Ardevol Martinez, …, L. Decin, …, I. Kamp et al “15NH3 in the atmosphere of a cool brown dwarf” Nature, 624, pp. 263-266 (2023)

[73] M. C. Ramirez-Tannus, …, I. Kamp et al. “XUE: Molecular Inventory in the Inner Region of an Extremely Irradiated Protoplanetary Disk” The Astrophysical Journal, 958, L30 (2023).

[72] L.J. Janssen, P. Woitke, O. Herbort, M. Min, K. L. Chubb, Ch. HellingL. Carone “The sulfur species in hot rocky exoplanet atmospheres” Astronomische Nachrichten, e20230075 (2023)

[71] R. Alonso, …, Ch. Helling et al. “No random transits in CHEOPS observations of HD 139139” Astronomy & Astrophysics, 680, A78 (2023).

[70] J.P. Sindel, Ch. Helling, …, L. Decin. “Infrared spectra of TiO2 clusters for hot Jupiter atmospheres” Astronomy & Astrophysics, 680, A65 (2023).

[69] A. Schneider & B. Bitsch “chemcomp: Modeling the chemical composition of planets formed in protoplanetary disks” eprint arXiv:2401.15686

[68] P. Woitke, …, I. Kamp et al. “2D disc modelling of the JWST line spectrum of EX Lupi” eprint arXiv:2311.18321

[67] V. Singh, …, L. Carone, …, Ch. Helling et al. “CHEOPS observations of KELT-20 b/MASCARA-2 b: An aligned orbit and signs of variability from a reflective dayside” eprint arXiv:2311.03264

[66] R. Luque, …, Ch. Helling, et al. “A resonant sextuplet of sub-Neptunes transiting the bright star HD 110067” Nature, 623, pp. 932-937 (2023).

[65] M. Braam, P.I. Palmer, L. Decin et al. “Stratospheric dayside-to-nightside circulation drives the 3D ozone distribution on synchronously rotating rocky exoplanets” Monthly Notices of the Royal Astronomical Society, 526, 1, pp. 263–278 (2023).

[64] D. Gasman, …, I. Kamp, …, J. Kanwar et al. “MINDS. Abundant water and varying C/O across the disk of Sz 98 as seen by JWST/MIRI” Astronomy & Astrophysics, 679, A117 (2023).

[63] J.A. Patel, …, L. Carone et al. “CHEOPS and TESS view of the ultra-short-period super-Earth TOI-561 b” Astronomy & Astrophysics, 679, A92 (2023).

[62] D. Seifried, S. Walch, T. BalduinOn the origin of V-shaped polarisation spectra in molecular clouds” eprint arXiv:2310.17211

[61] M. Kennworthy, …, L. Carone et al. “A planetary collision afterglow and transit of the resultant debris cloud” Nature, 622, pp. 251-254 (2023)

[60] T. Balduin, P. Woitke, …, U.G. Jørgensen et al. “Size-dependent charging of dust particles in protoplanetary disks Can turbulence cause charge separation and lightning?” Astronomy & Astrophysics, 678, A192 (2023).

[59] F. Sainsbury-Martinez, …, A.D. Schneider, L. Carone, …, Ch. Helling, L. Decin, U.G. Jørgensen “Evidence of radius inflation in radiative GCM models of WASP-76b due to the advection of potential temperature” Monthly Notices of the Royal Astronomical Society, 524, 1, pp. 1316–1325 (2023).

[58] I. Kamp, …, J. Kanwar et al. “The Chemical Inventory of the Inner Regions of Planet-forming Disks — The JWST/MINDS Program” Faraday Discussions, 245, pp. 112-137 (2023).

[57] E.F. van Dishoeck, …, I. Kamp “The diverse chemistry of protoplanetary disks as revealed by JWST” Faraday Discussions, 245, pp. 52-79 (2023).

[56] Y.K. Satoh, …, U.G. Jørgensen, …, N. Bach-Møller et al. “OGLE-2019-BLG-0825: Constraints on the Source System and Effect on Binary-lens Parameters arising from a Five Day Xallarap Effect in a Candidate Planetary Microlensing Event” The Astronomical Journal, 166, 116 (2023).

[55] M.-L. Steinmeyer, P. Woitke, A. Johansen. “Sublimation of refractory minerals in the gas envelopes of accreting rocky planets” Astronomy & Astrophysics, 677, A181 (2023).

[54] K. Barakaoui, …, U.G. Jørgensen et al. “TOI-2084 b and TOI-4184 b: two new sub-Neptunes around M dwarf stars” Astronomy & Astrophysics, 677, A38 (2023).

[53] G. Perotti, …, I. Kamp, …, J. Kanwar et al. “Water in the terrestrial planet-forming zone of the PDS 70 disk” Nature, 620, pp. 516-520 (2023).

[52] B. Tabone, …, I. Kamp, …, J. Kanwar et al. “A rich hydrocarbon chemistry and high C to O ratio in the inner disk around a very low-mass star” Nature Astronomy, 7, pp. 805-814 (2023)

[51] P. Barth, E.E. Stueecken, Ch. Helling et al. “Isotopic constraints on lightning as a source of fixed nitrogen in Earth’s early biosphere” Nature Geoscience, 16, pp. 478-484 (2023).

[50] D. Rodger-Lee, …, Ch. Helling et al “The energetic particle environment of a GJ 436 b-like planet” Monthly Notices of the Royal Astronomical Society, 521, 4, pp. 5880–5891 (2023).

[49] S.-M. Tsai, …, L. Carone, …, L. Decin et al. “Photochemically produced SO2 in the atmosphere of WASP-39b” Nature, 617, pp. 483-487 (2023).

[48] W.R.M. Rocha, P. Woitke, …, I. Kamp “Simulation of CH3OH ice UV photolysis under laboratory conditions” Astronomy & Astrophysics, 673, A70 (2023).

[47] C.A. Thomas, …, U.G. Jørgensen et al. “Orbital period change of Dimorphos due to the DART kinetic impact” Nature, 616, pp. 448-451 (2023).

[46] S.L. Grant, …, I. Kamp, …, J. Kanwar et al. “MINDS. The Detection of 13CO2 with JWST-MIRI Indicates Abundant CO2 in a Protoplanetary Disk” The Astrophysical Journal, 947, L6 (2023).

[45] S. Antonellini, I. Kamp, L.B.F.M Waters “Mid-infrared blends and continuum signatures of dust drift and accretion in protoplanetary disks” Astronomy & Astrophysics, 672, A92 (2023).

[44] T. Kaeufer, P. Woitke, M. Min, I. Kamp, C. Pinte “Analysing the SEDs of protoplanetary disks with machine learning” Astronomy & Astrophysics, 672, A30 (2023).

[43] A.F. Krenn, …, L. Carone et al. “The geometric albedo of the hot Jupiter HD 189733b measured with CHEOPS” Astronomy & Astrophysics, 672, A24 (2023).

[42] S. Kiefer, D. Gobrecht, L. Decin, Ch. Helling “The effect of thermal non-equilibrium on kinetic nucleation” Astronomy & Astrophysics, 671, A169 (2023).

[41] Ch. Helling, …, P. Woitke, …, L. Carone et al. “Exoplanet weather and climate regimes with clouds and thermal ionospheres: A model grid study in support of large-scale observational campaigns” Astronomy & Astrophysics, 671, A122 (2023).

[40] L. Carone, D.A. Lewis, D. Samra, A.D. Schneider, Ch. Helling “WASP-39b: exo-Saturn with patchy cloud composition, moderate metallicity, and underdepleted S/O” eprint arXiv:2301.08492

[39] R.J. Ridgway, …, M. Braam, …, P.I. Palmer et al. “3D modelling of the impact of stellar activity on tidally locked terrestrial exoplanets: atmospheric composition and habitability” Monthly Notices of the Royal Astronomical Society, 518, 2, pp. 2472–2496 (2023).

[38] D. Samra, Ch. Helling, K.L. Chubb, M. Min, L. Carone, A.D. Schneider Clouds form on the hot Saturn JWST ERO target WASP-96b Astronomy & Astrophysics, 669, A142 (2023).

[37] M. Braam, P.I. Palmer, L. Decin et al. “Lightning-induced chemistry on tidally-locked Earth-like exoplanets” Monthly Notices of the Royal Astronomical Society, 517, 2, pp. 2383–2402 (2022).

[36] P. Woitke, A.M. Arabhavi, I. Kamp, W.-F. Thi “Mixing and diffusion in protoplanetary disc chemistry” Astronomy & Astrophysics, 668, A164 (2022).

[35] J. P. Sindel, D. Gobrecht, Ch. Helling, L. Decin “Revisiting fundamental properties of TiO2 nanoclusters as condensation seeds in astrophysical environments” Astronomy & Astrophysics, 668, A35 (2022).

[34] J. Tayar, …, S. Kiefer et al. “Spinning up the Surface: Evidence for Planetary Engulfment or Unexpected Angular Momentum Transport?” The Astrophysical Journal, 940, 23 (2022).

[33] N. Khorshid, M. Min, J. M. Désert, P. Woitke, C. Dominik “SimAb: A simple, fast and flexible model to assess the effects of planet formation on the atmospheric composition of gas giants” Astronomy & Astrophysics, 667, A147 (2022).

[32] J. Southworth, …, U.G. Jørgensen et al. “VLT, GROND and Danish Telescope observations of transits in the TRAPPIST-1 system” The Observatory, 142, pp. 220-229 (2022).

[31] A.D Schneider, L. Carone, L. Decin, U.G. Jørgensen, Ch. Helling No evidence for radius inflation in hot Jupiters from vertical advection of heat” Astronomy & Astrophysics, 666, L11 (2022).

[30] A. Rożek, …, U.G. Jørgensen et al. “Physical properties of near-Earth asteroid (2102) Tantalus from multiwavelength observations” Monthly Notices of the Royal Astronomical Society, 515 (3), 4551–4564 (2022).

[29] J. Southworth, …, U.G. Jørgensen, …, N. Bach-Møller, …, Ch. Helling et al. “A search for transit timing variations in the HATS-18 planetary system” Monthly Notices of the Royal Astronomical Society, 515, 3, pp. 3212–3223 (2022).

[28] B. Bitsch, A. D. Schneider, L. Kreidberg How drifting and evaporating pebbles shape giant planets III: The formation of WASP-77A b and τ Boötis b” Astronomy & Astrophysics, 665 A138 (2022).

[27] A.D Schneider, L. Carone, L. Decin, U.G. Jørgensen, P. Mollière, R. Baeyens, S. Kiefer, Ch. Helling Exploring the deep atmospheres of HD 209458b and WASP-43b using a non-gray general circulation model” Astronomy & Astrophysics, 664, A56 (2022).

[26] P. Mollière, …, A. Schneider et al. “Interpreting the atmospheric composition of exoplanets: sensitivity to planet formation assumptions” The Astrophysical Journal, 934, 74 (2022).

[25] K.C. Sahu, …, U.G. Jørgensen et al. “An Isolated Stellar-Mass Black Hole Detected Through Astrometric Microlensing” The Astrophysical Journal, 933, 83 (2022).

[24] A. Herald, …, U.G. Jørgensen et al. “Precision measurement of a brown dwarf mass in a binary system in the microlensing event OGLE-2019-BLG-0033/MOA-2019-BLG-035” Astronomy & Astrophysics, 663, A100 (2022).

[23] D. Samra, Ch. Helling, T. Birnstiel “Mineral snowflakes on exoplanets and brown dwarfs. Coagulation and fragmentation of cloud particles with HyLandS” Astronomy & Astrophysics, 663, A47 (2022).

[22] F. Ardévol Martínez, M. Min, I. Kamp, P. I. Palmer “Convolutional neural networks as an alternative to Bayesian retrievals for interpreting exoplanet transmission spectra” Astronomy & Astrophysics 662, A108 (2022).

[21] Ch. Helling“Cloud formation in Exoplanetary Atmospheres” eprint arXiv:2205.00454 (2022).

[20] A. Strugarek, R. Fares, … Ch. Helling, … et al. “MOVES – V. Modelling star–planet magnetic interactions of HD 189733” Monthly Notices of the Royal Astronomical Society, 512 (3), 4556–4572 (2022).

[19] D. M. Jorge, I. E. E. Kamp, L. B. F. M. Waters, P. Woitke, R. J. Spaargaren “Forming Planets Around Stars With Non-Solar Elemental Composition” Astronomy & Astrophysics, 660, A85 (2022).

[18] O. Herbort, P. Woitke, Ch. Helling, A. L. Zerkle “The atmospheres of rocky exoplanets II. Influence of surface composition on the diversity of cloud condensates” Astronomy & Astrophysics, 658, A180 (2022).

[17] S. Sajadian, U. G. Jørgensen“Variation of the stellar color in high-magnification and caustic-crossing microlensing events” Astronomy & Astrophysics, 657, A16 (2022).

[16] C. Köhn, Ch. Helling, M. Bødker Enghoff, K. Haynes, J. P. Sindel, D. Krog, D. Gobrecht “Dust in brown dwarfs and extra-solar planets VIII. TiO2 seed formation: 3D Monte Carlo versus kinetic approach” Astronomy & Astrophysics, 654, A120 (2021).

[15] A.D. Schneider, B. Bitsch “How drifting and evaporating pebbles shape giant planets. II. Volatiles and refractories in atmospheres” Astronomy & Astrophysics, 654, A72 (2021).

[14] A.D. Schneider, B. Bitsch “How drifting and evaporating pebbles shape giant planets. I. Heavy element content and atmospheric C/O” Astronomy & Astrophysics, 654, A71 (2021).

[13] G. Hodosán, Ch. Helling, I. Vorgul   “Exploring terrestrial lightning parameterisations for exoplanets and brown dwarfs“   Planetary and Space Science, 204, 105247 (2021).

[12] P. Spyratos, N. Nikolov, …, Ch. Helling et al.   “Transmission spectroscopy with VLT FORS2: a featureless spectrum for the low-density transiting exoplanet WASP-88b”   Monthly Notices of the Royal Astronomical Society, 506, 2, pp. 2853-2870 (2021).

[11] P.B. Rimmer, S. Jordan, T. Constantinou, P. Woitke et al.   “Hydroxide Salts in the Clouds of Venus: Their Effect on the Sulfur Cycle and Cloud Droplet pH”   The Planetary Science Journal, 2, 133 (2021).

[10] M.S.P. Kelley, T.L. Farnham, …, U.G. Jørgensen, …, N. Bach-Møller et al.   “Six Outbursts of Comet 46P/Wirtanen”   The Planetary Science Journal, 2, 131 (2021).

[9] I. Kondo, J.C. Yee, …, U.G. Jørgensen, … et al.   “OGLE-2018-BLG-1185b: A Low-mass Microlensing Planet Orbiting a Low-mass Dwarf”   The Astronomical Journal, 162, 77 (2021).

[8] B. E. Morgado, B. Sicardy, …, U.G. Jørgensen, … et al.  “Refined physical parameters for Chariklo’s body and rings from stellar occultations observed between 2013 and 2020” Astronomy & Astrophysics, 652, A141 (2021).

[7] D. Gobrecht, J.P. Sindel, H. Lecoq-Molinos, L. Decin   “The Ionization Energies of Dust-Forming Metal Oxide Clusters”   Universe, 7, 243 (2021).

[6] B. Bitsch, S.N. Raymond, L.A. Buchhave, A. Bello-Arufe, A.D. Rathcke, A.D. Schneider   “Dry or water world? How the water contents of inner sub-Neptunes constrain giant planet formation and the location of the water ice line”   Astronomy & Astrophysics, 649, L5 (2021).

[5] Ch. Helling, D. Lewis, D. Samra et al.   “Cloud property trends in hot and ultra-hot giant gas planets (WASP-43b, WASP-103b, WASP-121b, HAT-P-7b, and WASP-18b)”   Astronomy & Astrophysics, 649, A44 (2021).

[4] P. Barth, Ch. Helling, E. E. Stüeken et al.   “MOVES IV. Modelling the influence of stellar XUV-flux, cosmic rays, and stellar energetic particles on the atmospheric composition of the hot Jupiter HD 189733b”   Monthly Notices of the Royal Astronomical Society, 502, 4, pp. 6201–6215 (2021).

[3] Ch. Helling, M. Worters, D. Samra et al.   “Understanding the atmospheric properties and chemical composition of the ultra-hot Jupiter HAT-P-7b. III. Changing ionisation and the emergence of an ionosphere”   Astronomy & Astrophysics, 648, A80 (2021).

[2] P. Woitke, O. Herbort, Ch. Helling et al.   “Coexistence of CH4, CO2, and H2O in exoplanet atmospheres”   Astronomy & Astrophysics, 646, A43 (2021).

[1] N. Bach-Møller & U. G. Jørgensen   “Orbital eccentricity-multiplicity correlation for planetary systems and comparison to the Solar system”   Monthly Notices of the Royal Astronomical Society, 500, 1, pp. 1313–1322 (2021).