- Tess/Plato Contaminants & Gaia Extension
- Stellar Clusters, Stellar Models & Gaia
- The process of star formation – young stellar clusters
- Galactic and Local Group Archeology with LSST
- Old stellar tracers to map the transition between Galactic Bulge and Halo
- The Gaia-LSST synergy: from pulsating stars and star formation history to WD planets
- RR Lyrae, Cepheids and LBVs to constrain theory using LSST observations
- Multi periodic phenomena in variable stars