ESPRESSO is a fiber-fed, cross-dispersed, high resolution, Echelle spectrograph which can be operated with one or up to 4 Unit Telescopes (UTs) of ESO’s VLT.

ARES (High Spectral Resolution) is a coordinated project which attempt to join and consolidate the efforts on instrument developments at high spectral resolution within the IAC. The goal is to launch the scientific programs that the IAC carries out on the search and characterization of exoplanets, in particular Earth-like exoplanets, on the