
VLT site testing break

New Technology Telescope

VFTS 102: the fastest rotating massive star (unannotated)

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

The ALMA array operations site technical building on Chajnantor

A sign on Chajnantor for ALMA optical fibre cable

The plateau of Chajnantor, the ALMA array operations site

La Silla site search

The signing ceremony with Austria

Comet 67P/Churyumov-Gerasimenko's motion in the sky