For the General Public
CERN is publicly funded by its 23 Member States and Associate Member States. Find out below about how this investment creates a positive impact on society.
VESPER stands for Very energetic Electron facility for Space Planetary Exploration missions in harsh Radiative environments. It is a high-energy electron beamline for radiation testing, part of the CTF3 (Compact Linear Collider Test Facility) experimental linear electron accelerator at CERN.