2 papers
astro-ph.EP2025
Peculiar Disk Substructures Associated with the Young Eruptive Star EX Lupi
Masayuki Yamaguchi, Hauyu Baobab Liu, Michihiro Takami +1
Young eruptive stars such as EXors undergo dramatic accretion outbursts characterized by sudden optical brightenings, yet the underlying physical mechanism remains uncertain. We pr…
astro-ph.EP2024
Probing atmospheric escape through metastable He I triplet lines in 15 exoplanets observed with SPIRou
A. Masson, S. Vinatier, B. Bézard +23
For several years, the metastable helium triplet line has been successfully used as a tracer to probe atmospheric escape in transiting exoplanets. This absorption in the near-infra…