Testing laser guide star systems on Tenerife

A team of astronomers and engineers from ESO, the Instituto de Astrofísica de Canarias (IAC), the Gran Telescopio CANARIAS and INAF Osservatorio Astronomico di Roma achieved first light and successful commissioning of the ESO Wendelstein Laser Guide Star system at the IAC's Observatorio del Teide on Tenerife in Spain in January 2015.