![Jorge Melnick and Roberto Gilmozzi at the ESO 50th anniversary gala eventAnniversary Gala Event](https://cdn.eso.org/images/thumb300y/eso-gala-20.jpg)
Jorge Melnick and Roberto Gilmozzi at the ESO 50th anniversary gala eventAnniversary Gala Event
![Bruno Leibundgut at the ESO 50th anniversary gala event](https://cdn.eso.org/images/thumb300y/eso-gala-19.jpg)
Bruno Leibundgut at the ESO 50th anniversary gala event
![Bruno Leibundgut at the ESO 50th anniversary gala event](https://cdn.eso.org/images/thumb300y/eso-gala-18.jpg)
Bruno Leibundgut at the ESO 50th anniversary gala event
![Mark Casali and Joana Correia at the ESO 50th anniversary gala event](https://cdn.eso.org/images/thumb700x/eso-gala-17.jpg)
Mark Casali and Joana Correia at the ESO 50th anniversary gala event
![Didier Queloz at the ESO 50th anniversary gala event](https://cdn.eso.org/images/thumb700x/eso-gala-16.jpg)
Didier Queloz at the ESO 50th anniversary gala event
![Anaëlle Maury and Laurent Vigroux at the ESO 50th anniversary gala event](https://cdn.eso.org/images/thumb700x/eso-gala-15.jpg)
Anaëlle Maury and Laurent Vigroux at the ESO 50th anniversary gala event
![Brian Schmidt and Michel Mayor at the ESO 50th anniversary gala event](https://cdn.eso.org/images/thumb700x/eso-gala-14.jpg)
Brian Schmidt and Michel Mayor at the ESO 50th anniversary gala event
![Brian Schmidt and Michel Mayor at the ESO 50th anniversary gala event](https://cdn.eso.org/images/thumb300y/eso-gala-12.jpg)
Brian Schmidt and Michel Mayor at the ESO 50th anniversary gala event
![Tim de Zeeuw at the ESO 50th anniversary gala event](https://cdn.eso.org/images/thumb300y/eso-gala-11.jpg)
Tim de Zeeuw at the ESO 50th anniversary gala event
![Annette Schavan at the ESO 50th anniversary gala event](https://cdn.eso.org/images/thumb300y/eso-gala-07.jpg)
Annette Schavan at the ESO 50th anniversary gala event
![Wolfgang Heubisch at the ESO 50th anniversary gala event](https://cdn.eso.org/images/thumb700x/eso-gala-08.jpg)
Wolfgang Heubisch at the ESO 50th anniversary gala event
![Xavier Barcons and the Eagle Nebula at the ESO 50th anniversary gala event](https://cdn.eso.org/images/thumb700x/eso-gala-06.jpg)
Xavier Barcons and the Eagle Nebula at the ESO 50th anniversary gala event
![The ceiling of the Kaisersaal](https://cdn.eso.org/images/thumb700x/eso-gala-03.jpg)
The ceiling of the Kaisersaal
![John Womersley at the ESO 50th anniversary gala event](https://cdn.eso.org/images/thumb300y/eso-gala-04.jpg)
John Womersley at the ESO 50th anniversary gala event
![Just before the dinner at the ESO 50th anniversary gala event](https://cdn.eso.org/images/thumb300y/eso-gala-01.jpg)
Just before the dinner at the ESO 50th anniversary gala event
![Póster del Café & Kosmos del 11 de septiembre de 2012](https://cdn.eso.org/images/thumb300y/ann12059a.jpg)
Póster del Café & Kosmos del 11 de septiembre de 2012
![Early steps on the construction of the domes of the ESO 3.6-metre telescope and the 1.4-metre Coudé Auxiliary Telescope](https://cdn.eso.org/images/thumb700x/ehpa-10-140cat-tow.jpg)
Early steps on the construction of the domes of the ESO 3.6-metre telescope and the 1.4-metre Coudé Auxiliary Telescope
![Shared time](https://cdn.eso.org/images/thumb700x/jfs-ls-2011_8208.jpg)
Shared time
![La ubicación del cúmulo de galaxias de Hércules](https://cdn.eso.org/images/thumb700x/eso1211c.jpg)
La ubicación del cúmulo de galaxias de Hércules
![The ALMA Hotel Residence main hall (artist’s impression)](https://cdn.eso.org/images/thumb300y/ann11089b.jpg)
The ALMA Hotel Residence main hall (artist’s impression)
![The ALMA Hotel Residence (artist’s impression)](https://cdn.eso.org/images/thumb300y/ann11089a.jpg)
The ALMA Hotel Residence (artist’s impression)
![Astronomy Olympics reaches the Very Large Telescope](https://cdn.eso.org/images/thumb700x/stars1109a.jpg)
Astronomy Olympics reaches the Very Large Telescope
![The President of Czechia at the Paranal Residencia](https://cdn.eso.org/images/thumb700x/20110406_czechparanal03.jpg)
The President of Czechia at the Paranal Residencia