2025
article
OpenAlex
M. Damasso, L. Naponiello, A. Anna John, J. A. Egger et autres
Context. Exoplanetary systems show a large diversity of architectures and planet types. Among the increasing number of exodemographics studies, those exploring correlations between the presence of close-in small planets and cold Jupiters are the object of particular attention. Aims. In 2016, Kepler/K2 …
2025
article
OpenAlex
F. Manni, L. Naponiello, L. Mancini, S. Vissapragada et autres
Context. The formation of Neptune planets with orbital periods shorter than ten days remains uncertain. They might have developed similarly to their longer-period counterparts, emerged from rare collisions between smaller planets, or be the remnant cores of stripped giant planets. Characterising a …
2025
article
OpenAlex
T. Zingales, L. Malavolta, L. Borsato, D. Turrini et autres
Context. The discovery and characterization of mini-Neptunes hold a potentially crucial impact on planetary formation and evolution theories. Estimating their orbital parameters and atmospheric properties would provide valuable hints to improve formation and atmospheric models. Aims. We present the discovery of two …