During the `quasar era' at z ~ 2 - 3, radio galaxies had a much higher co-moving density; however, such sources are only detectable for small fractions of their active lifetimes, thanks to expansion losses and inverse ...

The FU Ori/EX Od phenomenon represents a rare and not yet fully understood phase of the early evolution of low mass stars. Therefore, the photometric and spectroscopic monitoring of the post-outburst phase of these ...