
The arrival of the primary mirror of the ESO 3.6-metre telescope to La Silla Observatory

The ESO 3.6-metre telescope under construction

VFTS 102: the fastest rotating massive star (unannotated)

Catherine Cesarsky’s farewell

Wide-field view of Abell 2744

Press conference on ELT site selection

The first three ALMA antennas at the Array Operations Site (AOS) on Chajnantor