3 papers
astro-ph.EP2025
Observation of an Accreting Planetary-Mass Companion with Signs of Disk-Disk Interaction in Orion
Emilie Vila, Paul Amiot, Olivier Berné +11
Young ( Myr) planetary-mass companions (PMCs) provide valuable insights into the formation and early evolution of planetary systems. To date, only a dozen such objects…
astro-ph.GA2025
PDRs4All XV: CH radical and H molecular ion in the irradiated protoplanetary disk d203-506
I. Schroetter, O. Berné, J. R. Goicoechea +20
Most protoplanetary disks experience a phase in which they are subjected to strong ultraviolet radiation from nearby massive stars. This UV radiation can substantially alter their…
astro-ph.GA2025
Solar C/O ratio in planet-forming gas at 1 au in a highly irradiated disk
Ilane Schroetter, Olivier Berné, Emeric Bron +18
The chemical composition of exoplanets is thought to be influenced by the composition of the disks in which they form. JWST observations have unveiled a variety of species in numer…