Earth and Planetary Astrophysics arXiv

Disentangling auroral, cloud and magnetic spot driven variability in three early L-dwarfs with HST/WFC3 C. O'Toole, J. M. Vos, E. N. Nasedkin, J. S. Pineda, M. M Kao, Y. Zhou, M. Schrader, A. M. McCarthy arxiv.org/abs/2603.24663 [𝚊𝚜𝚝𝚛𝚘-𝚙𝚑.𝙴𝙿 𝚊𝚜𝚝𝚛𝚘-𝚙𝚑.𝚂𝚁]

Beyond the Largest Lyapunov Exponent: Entropy-Based Diagnostics of Chaos in Henon-Heiles and N-Body Dynamics Alessandro Alberto Trani, Pierfrancesco Di Cintio, Michele Ginolfi arxiv.org/abs/2603.24675 [𝚊𝚜𝚝𝚛𝚘-𝚙𝚑.𝙴𝙿 𝚊𝚜𝚝𝚛𝚘-𝚙𝚑.𝙶𝙰 𝚗𝚕𝚒𝚗.𝙲𝙳]

GJ 523b is a Massive, 170 Myr-old Mega-Earth, Likely on a Polar Orbit Maxwell A. Kroft, Thomas G. Beatty, Joseph M. Salzer, Claire Zwicker, Anastasia Triantafillides, Juliette Becker, Melinda Soares-Furtado, Jessi Cisewski-Kehe, … arxiv.org/abs/2603.24682 [𝚊𝚜𝚝𝚛𝚘-𝚙𝚑.𝙴𝙿]

From dust to planets – II. Effects of wide binary companions and external photoevaporation on planetesimal and embryo formation Gavin A. L. Coleman arxiv.org/abs/2603.24710 [𝚊𝚜𝚝𝚛𝚘-𝚙𝚑.𝙴𝙿]

Deep radiative zones affect the planetary cooling and internal structure: implications for exoplanet characterisation Simon Müller, Ravit Helled arxiv.org/abs/2603.24777 [𝚊𝚜𝚝𝚛𝚘-𝚙𝚑.𝙴𝙿]

Resizing the giants: How modelling adiabatic interiors impacts predicted planetary radii Simon Müller, Ravit Helled arxiv.org/abs/2603.24779 [𝚊𝚜𝚝𝚛𝚘-𝚙𝚑.𝙴𝙿 𝚊𝚜𝚝𝚛𝚘-𝚙𝚑.𝙸𝙼]

SaNDi-SHoP: Searching for Satellites'N'Disks with a Star-Hopping Program I. Analysis of the close surroundings of DI companions Cecilia Lazzoni, Alice Zurlo, Silvano Desidera, Andrea Bernardi, Sebastian Pérez, Dino Mesa, … arxiv.org/abs/2603.24796 [𝚊𝚜𝚝𝚛𝚘-𝚙𝚑.𝙴𝙿]

On the importance of laboratory experiments for interpreting exoplanet observations Maggie A. Thompson arxiv.org/abs/2603.24809 [𝚊𝚜𝚝𝚛𝚘-𝚙𝚑.𝙴𝙿 𝚊𝚜𝚝𝚛𝚘-𝚙𝚑.𝙸𝙼]

Flare-driven habitability: Expanding life's potential around low-mass stars Dong-Yang Gao, Hui-Gen Liu, Ming Yang, Ji-Lin Zhou arxiv.org/abs/2603.24944 [𝚊𝚜𝚝𝚛𝚘-𝚙𝚑.𝙴𝙿 𝚊𝚜𝚝𝚛𝚘-𝚙𝚑.𝙸𝙼 𝚊𝚜𝚝𝚛𝚘-𝚙𝚑.𝚂𝚁]

Core and mantle thermal evolution constraints on the onset of plate tectonics and a long-lived geodynamo Valentin Bonnet Gibet, Nicola Tosi arxiv.org/abs/2603.25232 [𝚊𝚜𝚝𝚛𝚘-𝚙𝚑.𝙴𝙿 𝚙𝚑𝚢𝚜𝚒𝚌𝚜.𝚐𝚎𝚘-𝚙𝚑]

Interaction between vegetation and Snowball phases in the late Proterozoic Earth Erica Bisesi, Giuseppe Murante, Antonello Provenzale, Jost von Hardenberg, Michele Maris, Laura Silva arxiv.org/abs/2603.25321 [𝚊𝚜𝚝𝚛𝚘-𝚙𝚑.𝙴𝙿 𝚙𝚑𝚢𝚜𝚒𝚌𝚜.𝚐𝚎𝚘-𝚙𝚑]

The Circumbinary Disc of HD 34700A II. Analysis of a strong dust asymmetry Daniele Fasano, Myriam Benisty, Jochen Stadler, Francesco Zagaria, Alexandros Ziampras, Andrew J. Winter, Jaehan Bae, Stefano Facchini, … arxiv.org/abs/2603.25541 [𝚊𝚜𝚝𝚛𝚘-𝚙𝚑.𝙴𝙿]

Identifying Surface Degeneracies in Single-Visit Reflected Light Observations of Modern Earth using the Habitable Worlds Observatory Aiden S. Zelakiewicz, Elijah Mullens, Lisa Kaltenegger, Dmitry Savransky arxiv.org/abs/2603.25694 [𝚊𝚜𝚝𝚛𝚘-𝚙𝚑.𝙴𝙿 𝚊𝚜𝚝𝚛𝚘-𝚙𝚑.𝙸𝙼]

Artificial precession and instability in solar system and planetary simulations: analytic and numerical results David M. Hernandez arxiv.org/abs/2603.24456 [𝚊𝚜𝚝𝚛𝚘-𝚙𝚑.𝙴𝙿 𝚊𝚜𝚝𝚛𝚘-𝚙𝚑.𝙸𝙼]

Exoplanet Search and Characterization with the Proposed POET Canadian Space Mission S. Metchev (The University of Western Ontario, Institute of Earth and Space Exploration, London, ON, … arxiv.org/abs/2603.24485 [𝚊𝚜𝚝𝚛𝚘-𝚙𝚑.𝙴𝙿 𝚊𝚜𝚝𝚛𝚘-𝚙𝚑.𝙸𝙼 𝚊𝚜𝚝𝚛𝚘-𝚙𝚑.𝚂𝚁]

Unified Formation Channel of Hot and Warm Jupiters via Planet-Planet Scattering Julia Esposito, Gongjie Li, Songhu Wang arxiv.org/abs/2603.22409 [𝚊𝚜𝚝𝚛𝚘-𝚙𝚑.𝙴𝙿]

Planet-Planet Scattering Explains the Mass-Eccentricity Relation of Warm Jupiters Jiayin Dong, Eve J. Lee, Eiichiro Kokubo, Ruth Murray-Clay, Arvind Gupta arxiv.org/abs/2603.22426 [𝚊𝚜𝚝𝚛𝚘-𝚙𝚑.𝙴𝙿]

Ecological modelling of hycean worlds Gregory J. Cooke, Nikku Madhusudhan, Emily G. Mitchell arxiv.org/abs/2603.22491 [𝚊𝚜𝚝𝚛𝚘-𝚙𝚑.𝙴𝙿]

Turning the knobs on dust evolution: Comparing codes, parameters and their effects on planet formation and disc observables Linn E. J. Eriksson, Thomas Pfeil, Nicolas Kaufmann, Vignesh Vaikundaraman arxiv.org/abs/2603.22550 [𝚊𝚜𝚝𝚛𝚘-𝚙𝚑.𝙴𝙿]

Automatic search for transiting planets in TESS-SPOC FFIs with RAVEN: over 100 newly validated planets and over 2000 vetted candidates M. Lafarga, D. J. Armstrong, K. Cui, A. Hadjigeorghiou, V. Kunovac, … arxiv.org/abs/2603.22597 [𝚊𝚜𝚝𝚛𝚘-𝚙𝚑.𝙴𝙿 𝚊𝚜𝚝𝚛𝚘-𝚙𝚑.𝙸𝙼]