Galaxy formation in the first billion years mark a time of great upheaval in the

I will start my talk by a short description of a historical connection between my

The Horizontal Branch (HB) stars have always played a crucial role in the study of

Polarimetry is considered as an important searching tool in Astronomy and it deserves to be

The chemical evolution of galaxies is governed by the chemical yields from stars, especially from

During the latest phases of their lives, low-intermediate mass stars (M<8Msun) evolve through the Asymptotic

Ultraluminous X-ray pulsars are accretion-powered pulsars whose X-ray luminosity, if isotropic, largely exceeds their Eddington

We present our recent study on the chemical evolution of lithium in the thin disc

Dal 1959 ad oggi più di cento sonde spaziali hanno lasciato la Terra verso la