MJ
Markus Janson
astro-ph.EPastro-ph.SRastro-ph.IMastro-ph.GAastro-phastro-ph.CObinaries: generalcircumstellar matterDirect imagingExtrasolar planets
On Valency
published · living versionsW_mrfa3eqq·v1 · currentpublished
Recovery of the Candidate Protoplanet HD 100546 b with Gemini/NICI and Detection of Additional (Planet-Induced?) Disk Structure at Small Separations
with Thayne Currie, Takayuki Muto, Tomoyuki Kudo, Mitsuhiko Honda +21
1 version
W_yn3y8utv·v1published
Preprints & journals
244 papers in the corpus · 2006–2026The 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
The SPHERE infrared survey for exoplanets (SHINE) V. Full sample characterization2605.27247v2 · V. Squicciarini, S. Desidera, G. Chauvin et al.2026 · 0 citationsarXiv
ExoplaNeT accRetion mOnitoring sPectroscopic surveY (ENTROPY) III. Optical He I line profiles of the accreting super Jupiter Delorme 1 (AB)b2605.00289v1 · Gayathri Viswanath, Mickael Bonnefoy, Catherine Dougados et al.2026 · 0 citationsarXiv
Continuing to Advance European High Contrast Imaging Research and Development towards HWO and LIFE2604.15077v1 · Gael Chauvin, Oscar Carrion Gonzalez, Iva Laginja et al.2026 · 0 citationsarXiv
Discovery of a Low-Mass Companion to the Accelerating Star HIP 53005 with Strongly Conflicting Mass Estimates2604.03767v1 · Taichi Uyama, Thayne Currie, Jerry W. Xuan et al.2026 · 0 citationsarXiv
The JWST Early Release Science Program for Direct Observations of Exoplanetary Systems. VII. Molecular Mapping Performance with JWST/MIRI MRS: VHS 1256 b as a case study2603.13543v3 · Mathilde Malin, Anthony Boccaletti, Benjamin Charnay et al.2026 · 1 citationarXiv
Cold and eccentric: a high-spectral resolution view of 51 Eri b with VLT/HiRISE2602.10260v2 · A. Denis, A. Vigan, G. Chauvin et al.2026 · 0 citationsarXiv
Disentangling the hemispheres of Teegarden's Star b with LIFE2512.19231v1 · Ryan Boukrouche, Markus Janson2025 · 0 citationsarXiv
Characterization of debris disks observed with SPHERE2512.03128v2 · N. Engler, J. Milli, N. Pawellek et al.2025 · 9 citationsarXiv
OASIS Survey Direct Imaging and Astrometric Discovery of HIP 71618 B: A Substellar Companion Suitable for the Roman Coronagraph Technology Demonstration2512.02126v2 · Mona El Morsy, Thayne Currie, Brianna Lacy et al.2025 · 2 citationsarXiv
SCExAO/CHARIS and Gaia Direct Imaging and Astrometric Discovery of a Superjovian Planet 3--4 lambda/D from the Accelerating Star HIP 545152512.02159v2 · Thayne Currie, Yiting Li, Mona El Morsy et al.2025 · 3 citationsarXiv
ExoplaNeT accRetion mOnitoring sPectroscopic surveY (ENTROPY) - II. Time series of Balmer line profiles of Delorme 1(AB)b2511.01979v1 · Dorian Demars, Mickael Bonnefoy, Catherine Dougados et al.2025 · 0 citationsarXiv
Direct Imaging Explorations for Companions from the Subaru/IRD Strategic Program II; Discovery of a Brown-dwarf Companion around a Nearby mid-M~dwarf LSPM~J1446+46332509.13587v1 · Taichi Uyama, Masayuki Kuzuhara, Charles Beichman et al.2025 · 0 citationsarXiv
YSES 2b is a background star: Differential astrometric M-dwarf measurements in time2509.09504v1 · Matthew Kenworthy, Tomas Stolker, Jens Kammerer et al.2025 · 2 citationsA&A 701 (2025) A104
Characterization of AF Lep b at high spectral resolution with VLT/HiRISE2502.19558v1 · A. Denis, A. Vigan, J. Costes et al.2025 · 14 citationsarXiv
On the Orbit of the Binary Brown Dwarf Companion GL229 Ba and Bb2502.05359v1 · William Thompson, Dori Blakely, Jerry W. Xuan et al.2025 · 3 citationsarXiv
The SPHERE infrared survey for exoplanets (SHINE). V. Complete observations, data reduction and analysis, detection performances, and final results2501.12002v1 · A. Chomez, P. Delorme, A.-M. Lagrange et al.2025 · 8 citationsA&A 697, A99 (2025)
Deep high-resolution L band spectroscopy in the Pictoris planetary system2501.08445v1 · Markus Janson, Jonas Wehrung-Montpezat, Ansgar Wehrhahn et al.2025 · 3 citationsarXiv
The impact of water clouds on the prospective emission spectrum of Teegarden's Star b as observed by LIFE2411.07922v1 · Ryan Boukrouche, Rodrigo Caballero, Markus Janson2024 · 2 citationsarXiv
Large Interferometer For Exoplanets (LIFE). XIV. Finding terrestrial protoplanets in the galactic neighborhood2410.13457v1 · Lorenzo Cesario, Tim Lichtenberg, Eleonora Alei et al.2024 · 8 citationsA&A 692, A172 (2024)
The cool brown dwarf Gliese 229 B is a close binary.39415016 · Xuan, Jerry W, Mérand, A, Thompson, W et al.2024 · 30 citationsNature. 2024;634(8036):1070-1074
Giant planets population around B stars from the first part of the BEAST survey2409.18793v1 · P. Delorme, A. Chomez, V. Squicciarini et al.2024 · 9 citationsA&A 692, A263 (2024)
Exoplanet accretion monitoring spectroscopic survey (ENTROPY) I. Evidence for magnetospheric accretion in the young isolated planetary-mass object 2MASS J11151597+19372662409.12187v1 · Gayathri Viswanath, Simon C. Ringqvist, Dorian Demars et al.2024 · 11 citationsA&A 691, A64 (2024)
Design, scientific goals, and performance of the SCExAO survey for planets around accelerating stars2409.06773v1 · Mona El Morsy, Thayne Currie, Masayuki Kuzuhara et al.2024 · 4 citationsarXiv
The MIRI Exoplanets Orbiting White Dwarfs (MEOW) Survey: Mid-Infrared Excess Reveals a Giant Planet Candidate around a Nearby White Dwarf2408.16813v1 · Mary Anne Limbach, Andrew Vanderburg, Alexander Venner et al.2024 · 30 citationsarXiv
The PLATO Mission2406.05447v2 · Heike Rauer, Conny Aerts, Juan Cabrera et al.2024 · 13 citationsarXiv
Gliese 12 b: A temperate Earth-sized planet at 12 pc ideal for atmospheric transmission spectroscopy2405.14708v1 · M. Kuzuhara, A. Fukui, J. H. Livingston et al.2024 · 22 citationsPublished on 2024 May 23 by Astrophysical Journal Letters (ApJL) 967 L21
The SPHERE view of the Taurus star-forming region2403.02158v1 · A. Garufi, C. Ginski, R. G. van Holstein et al.2024 · 58 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
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
Multiples among B stars in the Scorpius-Centaurus association2308.09962v1 · R. Gratton, V. Squicciarini, V. Nascimbeni et al.2023 · 15 citationsA&A 678, A93 (2023)
The GAPS program at TNG XLVII: The unusual formation history of V1298 Tau2307.08653v1 · D. Turrini, F. Marzari, D. Polychroni et al.2023 · 19 citationsA&A 679, A55 (2023)
An imaged 15Mjup companion within a hierarchical quadruple system2307.01195v1 · A. Chomez, V. Squicciarini, A.-M. Lagrange et al.2023 · 11 citationsA&A 676, L10 (2023)
BEAST detection of a brown dwarf and a low-mass stellar companion around the young bright B star HIP 812082305.19122v1 · Gayathri Viswanath, Markus Janson, Raffaele Gratton et al.2023 · 9 citationsA&A 675, A54 (2023)
Primordial or Secondary? Testing models of debris disk gas with ALMA2305.12093v4 · Gianni Cataldi, Yuri Aikawa, Kazunari Iwasaki et al.2023 · 28 citationsarXiv
Direct imaging and astrometric detection of a gas giant planet orbiting an accelerating star.37053312 · Currie, Thayne, Brandt, G Mirek, Brandt, Timothy D et al.2023 · 79 citationsScience (New York, N.Y.). 2023;380(6641):198-203
Direct Imaging Explorations for Companions around Mid-Late M Stars from the Subaru/IRD Strategic Program2302.13354v1 · Taichi Uyama, Charles Beichman, Masayuki Kuzuhara et al.2023 · 4 citationsarXiv
Imaging of exocomets with infrared interferometry2302.10961v1 · Markus Janson, Jayshil Patel, Simon C. Ringqvist et al.2023 · 9 citationsA&A 671, A114 (2023)
Resolved near-UV hydrogen emission lines at 40-Myr super-Jovian protoplanet Delorme 1 (AB)b: Indications of magnetospheric accretion2212.03207v3 · Simon C. Ringqvist, Gayathri Viswanath, Yuhiko Aoyama et al.2022 · 26 citationsA&A 669, L12 (2023)
Revisiting the atmosphere of the exoplanet 51 Eridani b with VLT/SPHERE2211.14330v1 · S. B. Brown-Sevilla, A.-L. Maire, P. Molliere et al.2022 · 33 citationsA&A 673, A98 (2023)
The high-albedo, low polarization disk around HD 114082 harbouring a Jupiter-sized transiting planet2211.11767v3 · N. Engler, J. Milli, R. Gratton et al.2022 · 13 citationsA&A 672, A1 (2023)
TOI-179: a young system with a transiting compact Neptune-mass planet and a low-mass companion in outer orbit2210.07933v1 · S. Desidera, M. Damasso, R. Gratton et al.2022 · 17 citationsA&A 675, A158 (2023)
A New Method for Finding Nearby White Dwarf Exoplanets and Detecting Biosignatures2209.12914v1 · Mary Anne Limbach, Andrew Vanderburg, Kevin B. Stevenson et al.2022 · 29 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
Updated orbital monitoring and dynamical masses for nearby M-dwarf binaries2208.09503v1 · Per Calissendorff, Markus Janson, Laetitia Rodet et al.2022 · 9 citationsA&A 666, A16 (2022)
Reference-star differential imaging on SPHERE/IRDIS2208.07915v1 · Chen Xie, Elodie Choquet, Arthur Vigan et al.2022 · 42 citationsA&A 666, A32 (2022)
Near-infrared Accretion Signatures from the Circumbinary Planetary Mass Companion Delorme 1 (AB)b2208.05016v1 · S. K. Betti, K. B. Follette, K. Ward-Duong et al.2022 · 37 citationsarXiv
Orbital and dynamical analysis of the system around HR 8799. New astrometric epochs from VLT/SPHERE and LBT/LUCI2207.10684v1 · A. Zurlo, K. Gozdziewski, C. Lazzoni D. Mesa et al.2022 · 41 citationsA&A 666, A133 (2022)
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