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https://doi.org/10.1051/0004-6361/202452158

Radial evolution of interplanetary coronal mass ejection-associated particle acceleration observed by Solar Orbiter and ACE

Malik H. Walker, Robert C. Allen, Gang Li, George C. Ho, Glenn M. Mason, Javier Rodriguez-Pacheco, Robert F. Wimmer-Schweingruber and Athanasios Kouloumvakos
Astronomy & Astrophysics 693 A230 (2025)
https://doi.org/10.1051/0004-6361/202450686

Energetic proton bursts downstream of an interplanetary shock

L. Yang, X.-Y. Li, V. Heidrich-Meisner, R. F. Wimmer-Schweingruber, L. Wang, A. Kollhoff, X. Zhu, G. Nicolaou, Z. Ding, L. Berger, H. Liu, J. Rodríguez-Pacheco, G. M. Mason and G. C. Ho
Astronomy & Astrophysics 695 A270 (2025)
https://doi.org/10.1051/0004-6361/202453103

Prompt identification of solar wind stream interaction regions from Survey Burst Mode observations of the Radio and Plasma Wave experiment on Solar Orbiter

Dmytro Chechotkin, Oleksiy Dudnik and Oleksandr Yakovlev
Journal of Space Weather and Space Climate 15 39 (2025)
https://doi.org/10.1051/swsc/2025034

Local Particle Acceleration in an ICME-in-Sheath Structure Observed by Solar Orbiter

Xiaomin Chen, Chuan Li, Zigong Xu, Georgios Nicolaou, Alexander Kollhoff, George C. Ho, Robert F. Wimmer-Schweingruber and Christopher J. Owen
The Astrophysical Journal 994 (2) 211 (2025)
https://doi.org/10.3847/1538-4357/ae1476

Evidence of Time-dependent Diffusive Shock Acceleration in the 2022 September 5 Solar Energetic Particle Event

Xiaohang Chen, Lulu Zhao, Joe Giacalone, Nishtha Sachdeva, Igor V. Sokolov, Gábor Tóth, Christina M. S. Cohen, David Lario, Fan Guo, Athanasios Kouloumvakos, Tamas I. Gombosi, Zhenguang Huang, Ward B. Manchester, Bart van der Holst, Weihao Liu, David J. McComas, Matthew E. Hill and George C. Ho
The Astrophysical Journal 994 (2) 242 (2025)
https://doi.org/10.3847/1538-4357/ae1227

CoSEE-Cat: A Comprehensive Solar Energetic Electron event Catalogue obtained from combined in situ and remote-sensing observations from Solar Orbiter

A. Warmuth, F. Schuller, R. Gómez-Herrero, I. Cernuda, F. Carcaboso, G. M. Mason, N. Dresing, D. Pacheco, L. Rodríguez-García, M. Jarry, M. Kretzschmar, K. Barczynski, D. Shukhobodskaia, L. Rodriguez, S. Tan, D. Paipa-Leon, N. Vilmer, A. P. Rouillard, C. Sasso, S. Giordano, G. Russano, C. Grimani, F. Landini, C. Mac Cormack, J. A. J. Mitchell, et al.
Astronomy & Astrophysics 701 A20 (2025)
https://doi.org/10.1051/0004-6361/202554830

On Alfvénic turbulence of solar wind streams observed by Solar Orbiter during March 2022 perihelion and their source regions

R. D’Amicis, M. Velli, O. Panasenco, L. Sorriso-Valvo, D. Perrone, S. Benella, R. De Marco, R. Bruno, Y.-M. Wang, V. Réville, D. Baker, L. Matteini, S. Yardley, A. Settino, N. Sioulas, B. Alterman, A. Tenerani, J. Raines, J. Holmes, E. Buchlin, A. Verdini, P. Demoulin, L. van Driel-Gesztelyi, D. Telloni, G. Consolini, et al.
Astronomy & Astrophysics 693 A243 (2025)
https://doi.org/10.1051/0004-6361/202451686

Langmuir-wave Excitation in Solar Wind Magnetic Holes

Jingting 婧婷 Liu 刘, Daniel Verscharen, Jesse Coburn, Georgios Nicolaou, Xiangyu 翔宇 Wu 吴, Wence 文策 Jiang 蒋, Oreste Pezzi, Francesco Pucci, Matteo Zuin, Christopher J. Owen and Hamish Reid
The Astrophysical Journal Letters 988 (1) L23 (2025)
https://doi.org/10.3847/2041-8213/adea4f

Coronal hole picoflare jets are progenitors of both fast and Alfvénic slow solar wind

L. P. Chitta, Z. Huang, R. D’Amicis, D. Calchetti, A. N. Zhukov, E. Kraaikamp, C. Verbeeck, R. Aznar Cuadrado, J. Hirzberger, D. Berghmans, T. S. Horbury, S. K. Solanki, C. J. Owen, L. Harra, H. Peter, U. Schühle, L. Teriaca, P. Louarn, S. Livi, A. S. Giunta, D. M. Hassler and Y.-M. Wang
Astronomy & Astrophysics 694 A71 (2025)
https://doi.org/10.1051/0004-6361/202452737

Testing the flux tube expansion factor - solar wind speed relation with Solar Orbiter data 

J.-B. Dakeyo, A. P. Rouillard, V. Réville, P. Démoulin, M. Maksimovic, A. Chapiron, R. F. Pinto and P. Louarn
Astronomy & Astrophysics 691 A77 (2024)
https://doi.org/10.1051/0004-6361/202451272

Composition Variation of the 2023 May 16 Solar Energetic Particle Event Observed by SolO and PSP

Z. G. Xu, C. M. S Cohen, R. A. Leske, G. D. Muro, A. C. Cummings, D. J. McComas, N. A. Schwadron, E. R. Christian, M. E. Wiedenbeck, R. L. McNutt, D. G. Mitchell, G. M. Mason, A. Kouloumvakos, R. F. Wimmer-Schweingruber, G. C. Ho and J. Rodriguez-Pacheco
The Astrophysical Journal Letters 976 (1) L3 (2024)
https://doi.org/10.3847/2041-8213/ad8b18

SPICE connection mosaics to link the Sun’s surface and the heliosphere

T. Varesano, D. M. Hassler, N. Zambrana Prado, J. Plowman, G. Del Zanna, S. Parenti, H. E. Mason, A. Giunta, F. Auchère, M. Carlsson, A. Fludra, H. Peter, D. Müller, D. Williams, R. Aznar Cuadrado, K. Barczynski, E. Buchlin, M. Caldwell, T. Fredvik, T. Grundy, S. Guest, L. Harra, M. Janvier, T. Kucera, S. Leeks, et al.
Astronomy & Astrophysics 685 A146 (2024)
https://doi.org/10.1051/0004-6361/202347637

Dynamic acceleration of energetic protons by an interplanetary collisionless shock

L. Yang, V. Heidrich-Meisner, W. Wang, R. F. Wimmer-Schweingruber, L. Wang, A. Kollhoff, L. Berger, D. Pacheco, Z. Xu, J. Rodríguez-Pacheco and G. C. Ho
Astronomy & Astrophysics 686 A132 (2024)
https://doi.org/10.1051/0004-6361/202348723

A Rapid Sequence of Solar Energetic Particle Events Associated with a Series of Extreme-ultraviolet Jets: Solar Orbiter, STEREO-A, and Near-Earth Spacecraft Observations

D. Lario, L. A. Balmaceda, R. Gómez-Herrero, G. M. Mason, V. Krupar, C. Mac Cormack, A. Kouloumvakos, I. Cernuda, H. Collier, I. G. Richardson, P. Kumar, S. Krucker, F. Carcaboso, N. Wijsen, R. D. Strauss, N. Dresing, A. Warmuth, J. Rodríguez-Pacheco, L. Rodríguez-García, I. C. Jebaraj, G. C. Ho, R. Buĉík, D. Pacheco, F. Espinosa Lara, A. Hutchinson, et al.
The Astrophysical Journal 975 (1) 84 (2024)
https://doi.org/10.3847/1538-4357/ad6c47

A coronal mass ejection encountered by four spacecraft within 1 au from the Sun: ensemble modelling of propagation and magnetic structure

Erika Palmerio, Christina Kay, Nada Al-Haddad, Benjamin J Lynch, Domenico Trotta, Wenyuan Yu, Vincent E Ledvina, Beatriz Sánchez-Cano, Pete Riley, Daniel Heyner, Daniel Schmid, David Fischer, Ingo Richter and Hans-Ulrich Auster
Monthly Notices of the Royal Astronomical Society 536 (1) 203 (2024)
https://doi.org/10.1093/mnras/stae2606

Compositional Metrics of Fast and Slow Alfvénic Solar Wind Emerging from Coronal Holes and Their Boundaries

Tamar Ervin, Stuart D. Bale, Samuel T. Badman, Yeimy J. Rivera, Orlando Romeo, Jia Huang, Pete Riley, Trevor A. Bowen, Susan T. Lepri and Ryan M. Dewey
The Astrophysical Journal 969 (2) 83 (2024)
https://doi.org/10.3847/1538-4357/ad4604

Axial Flux Evolution of Small-scale Magnetic Flux Ropes from 0.06 to 10 au

Hameedullah Farooki, Jeongwoo Lee, Francesco Pecora, Haimin Wang and Hyomin Kim
The Astrophysical Journal Letters 965 (2) L18 (2024)
https://doi.org/10.3847/2041-8213/ad3964

Temperature anisotropy instabilities driven by intermittent velocity shears in the solar wind

Simon Opie, Daniel Verscharen, Christopher H.K. Chen, Christopher J. Owen, Philip A. Isenberg, Luca Sorriso-Valvo, Luca Franci and Lorenzo Matteini
Journal of Plasma Physics 90 (6) (2024)
https://doi.org/10.1017/S0022377824001375

The Changes in Multiscale Solar Wind Fluctuations on the Path from the Sun to Earth

Igor D. Volodin, Maria O. Riazantseva, Liudmila S. Rakhmanova, Alexander A. Khokhlachev and Yuri I. Yermolaev
Universe 10 (4) 186 (2024)
https://doi.org/10.3390/universe10040186

Multi-source connectivity as the driver of solar wind variability in the heliosphere

Stephanie L. Yardley, David H. Brooks, Raffaella D’Amicis, Christopher J. Owen, David M. Long, Deb Baker, Pascal Démoulin, Mathew J. Owens, Mike Lockwood, Teodora Mihailescu, Jesse T. Coburn, Ryan M. Dewey, Daniel Müller, Gabriel H. H. Suen, Nawin Ngampoopun, Philippe Louarn, Stefano Livi, Sue Lepri, Andrzej Fludra, Margit Haberreiter and Udo Schühle
Nature Astronomy 8 (8) 953 (2024)
https://doi.org/10.1038/s41550-024-02278-9

Directional discontinuities in the inner heliosphere from Parker Solar Probe and Solar Orbiter observations

A. Madar, A. Opitz, G. Erdos, A. Timar, N. Biro, G. Koban, A. Szabo and Z. Nemeth
Astronomy & Astrophysics 690 A328 (2024)
https://doi.org/10.1051/0004-6361/202450684

Combining STEREO heliospheric imagers and Solar Orbiter to investigate the evolution of the 2022 March 10 CME

B. Zhuang, N. Lugaz, N. Al-Haddad, C. Scolini, C. J. Farrugia, F. Regnault, E. E. Davies, W. Yu, R. M. Winslow and A. B. Galvin
Astronomy & Astrophysics 682 A107 (2024)
https://doi.org/10.1051/0004-6361/202347561

Improved modelling of SEP event onset within the WSA–Enlil–SEPMOD framework

Erika Palmerio, Janet G. Luhmann, M. Leila Mays, Ronald M. Caplan, David Lario, Ian G. Richardson, Kathryn Whitman, Christina O. Lee, Beatriz Sánchez-Cano, Nicolas Wijsen, Yan Li, Carlota Cardoso, Marco Pinto, Daniel Heyner, Daniel Schmid, Hans-Ulrich Auster and David Fischer
Journal of Space Weather and Space Climate 14 3 (2024)
https://doi.org/10.1051/swsc/2024001

Unexpected major geomagnetic storm caused by faint eruption of a solar trans-equatorial flux rope

Weilin Teng, Yingna Su, Haisheng Ji and Qingmin Zhang
Nature Communications 15 (1) (2024)
https://doi.org/10.1038/s41467-024-53538-1

Identification of a single plasma parcel during a radial alignment of the Parker Solar Probe and Solar Orbiter

Etienne Berriot, Pascal Démoulin, Olga Alexandrova, Arnaud Zaslavsky and Milan Maksimovic
Astronomy & Astrophysics 686 A114 (2024)
https://doi.org/10.1051/0004-6361/202449285

Skewness and kurtosis of solar wind proton distribution functions: The normal inverse-Gaussian model and its implications

P. Louarn, A. Fedorov, L. Prech, C. J. Owen, R. D’Amicis, R. Bruno, S. Livi, B. Lavraud, A. P. Rouillard, V. Génot, N. André, G. Fruit, V. Réville, R. Kieokaew, I. Plotnikov, E. Penou, A. Barthe, G. Lewis, M. Berthomier, F. Allegrini, B. L. Alterman, S. T. Lepri, J. M. Raines, D. Verscharen, G. Mele, et al.
Astronomy & Astrophysics 682 A44 (2024)
https://doi.org/10.1051/0004-6361/202347874

Radio Signature of the Strong Compression between a Streamer and a Coronal Hole Boundary

E. Aguilar-Rodriguez, A. Vourlidas, P. Corona-Romero, C. Monstein, W. D. Reeve, E. Romero-Hernandez, E. Andrade-Mascote, P. Villanueva-Hernandez, I. A. Peralta-Mendoza, J. E. Perez-Leon and E. Perez-Tijerina
The Astrophysical Journal Letters 970 (2) L35 (2024)
https://doi.org/10.3847/2041-8213/ad631b

Switchback Patches Evolve into Microstreams via Magnetic Relaxation

Shirsh Lata Soni, Mojtaba Akhavan-Tafti, Gabriel Ho Hin Suen, Justin Kasper, Marco Velli, Rossana De Marco, Liang Zhao and Christopher J Owen
The Astrophysical Journal 977 (2) 264 (2024)
https://doi.org/10.3847/1538-4357/ad94da

Quantifying the diffusion of suprathermal electrons by whistler waves between 0.2 and 1 AU with Solar Orbiter and Parker Solar Probe

L. Colomban, M. Kretzschmar, V. Krasnoselkikh, O. V. Agapitov, C. Froment, M. Maksimovic, M. Berthomier, Yu. V. Khotyaintsev, D. B. Graham and S. Bale
Astronomy & Astrophysics 684 A143 (2024)
https://doi.org/10.1051/0004-6361/202347489

Multispacecraft Energetic Particle Enhancements Associated with a Single Corotating Interaction Region

M. J. Starkey, M. A. Dayeh, M. I. Desai, R. Bučík, S. T. Hart and H. A. Elliott
The Astrophysical Journal 962 (2) 160 (2024)
https://doi.org/10.3847/1538-4357/ad1cea

Multispacecraft Observations of a Widespread Solar Energetic Particle Event on 2022 February 15–16

L. Y. Khoo, B. Sánchez-Cano, C. O. Lee, L. Rodríguez-García, A. Kouloumvakos, E. Palmerio, F. Carcaboso, D. Lario, N. Dresing, C. M. S. Cohen, D. J. McComas, B. J. Lynch, F. Fraschetti, I. C. Jebaraj, J. G. Mitchell, T. Nieves-Chinchilla, V. Krupar, D. Pacheco, J. Giacalone, H.-U. Auster, J. Benkhoff, X. Bonnin, E. R. Christian, B. Ehresmann, A. Fedeli, et al.
The Astrophysical Journal 963 (2) 107 (2024)
https://doi.org/10.3847/1538-4357/ad167f

Near Subsonic Solar Wind Outflow from an Active Region

Tamar Ervin, Stuart D. Bale, Samuel T. Badman, Trevor A. Bowen, Pete Riley, Kristoff Paulson, Yeimy J. Rivera, Orlando Romeo, Nikos Sioulas, Davin Larson, Jaye L. Verniero, Ryan M. Dewey and Jia Huang
The Astrophysical Journal 972 (1) 129 (2024)
https://doi.org/10.3847/1538-4357/ad57c4

Assessment of the near-Sun magnetic field of the 10 March 2022 coronal mass ejection observed by Solar Orbiter

S. Koya, S. Patsourakos, M. K Georgoulis and A. Nindos
Astronomy & Astrophysics 690 A233 (2024)
https://doi.org/10.1051/0004-6361/202450204

In situ observations of large-amplitude Alfvén waves heating and accelerating the solar wind

Yeimy J. Rivera, Samuel T. Badman, Michael L. Stevens, Jaye L. Verniero, Julia E. Stawarz, Chen Shi, Jim M. Raines, Kristoff W. Paulson, Christopher J. Owen, Tatiana Niembro, Philippe Louarn, Stefano A. Livi, Susan T. Lepri, Justin C. Kasper, Timothy S. Horbury, Jasper S. Halekas, Ryan M. Dewey, Rossana De Marco and Stuart D. Bale
Science 385 (6712) 962 (2024)
https://doi.org/10.1126/science.adk6953

Flux Rope Modeling of the 2022 September 5 Coronal Mass Ejection Observed by Parker Solar Probe and Solar Orbiter from 0.07 to 0.69 au

Emma E. Davies, Hannah T. Rüdisser, Ute V. Amerstorfer, Christian Möstl, Maike Bauer, Eva Weiler, Tanja Amerstorfer, Satabdwa Majumdar, Phillip Hess, Andreas J. Weiss, Martin A. Reiss, Lucie M. Green, David M. Long, Teresa Nieves-Chinchilla, Domenico Trotta, Timothy S. Horbury, Helen O’Brien, Edward Fauchon-Jones, Jean Morris, Christopher J. Owen, Stuart D. Bale and Justin C. Kasper
The Astrophysical Journal 973 (1) 51 (2024)
https://doi.org/10.3847/1538-4357/ad64cb

Mixed Source Region Signatures inside Magnetic Switchback Patches Inferred by Heavy Ion Diagnostics

Yeimy J. Rivera, Samuel T. Badman, Michael L. Stevens, Jim M. Raines, Christopher J. Owen, Kristoff Paulson, Tatiana Niembro, Stefano A. Livi, Susan T. Lepri, Enrico Landi, Jasper S. Halekas, Tamar Ervin, Ryan M. Dewey, Jesse T. Coburn, Stuart D. Bale and B. L. Alterman
The Astrophysical Journal 974 (2) 198 (2024)
https://doi.org/10.3847/1538-4357/ad7815