VLT exoplanet spectrograph makes first observations
7 December 2017
The Echelle SPectrograph for Rocky Exoplanet and Stable Spectroscopic Observations (ESPRESSO) has made its first observations. Installed on ESO’s Very Large Telescope (VLT) in Chile, ESPRESSO will search for exoplanets by looking at the minuscule changes in the light of their host stars.