Fine structure in the Sigma Orionis cluster revealed by Gaia DR3
Context. Sigma Orionis is an open cluster in the nearest giant star formation site - Orion. Its youth (3−5 Myr), low reddening, and relative vicinity make it an important benchmark cluster to study stellar and substellar formation and evolution. Aims: Young star-forming sites are complex and hierarchical. Precision astrometry from Gaia DR3 enables
Žerjal, M. et al.
Fecha de publicación:
6
2024