
The Chajnantor plain

Panoramic view from the roof of La Residencia

La Silla Observatory

The Crown Prince Couple of Denmark admire the night skies of ESO's Paranal Observatory

Pink sky above La Silla

The Chajnantor Plateau and ALMA

The Atacama Desert in bloom

Shadow of Cerro Paranal

Star trails at Paranal observatory

ALMA antennas

Snow at the Chajnantor plateau

ALMA antennas

ALMA antennas

ESO 3.6-metre telescope

View of La Silla

Exoplanet hunter

First European ALMA Antenna Handed Over to Joint ALMA Observatory

European Antennas Under Construction

Sunrise at the VLT Platform

Opening a VLT Dome at Sunset

Looking to the Future

Galaxies during the era of reionisation in the early Universe (simulation)

VLT atop Cerro Paranal

Sunset at Chajnantor

APEX on Chajnantor

A Quintuplet of ALMA Antennas òÀÔ And Then There Were Five

Snow Visits the ALMA Site*

Assembly of Second European ALMA Antenna

ArtistòÀÙs impression of an exoplanet in a retrograde orbit (without additional graphics)

Stellar Titans of Pismis 24

The CAT at La Silla

An ALMA antenna on Chajnantor

An ALMA antenna on Chajnantor

ALMA antenna at OSF backlit by the Sun

APEX Image Calendar, April 2010 òÀÔ And we have the control room, our offices, a terrace, well everything you need to work...

E-ELT site testing òÀÔ Cerro Armazones / Chile

Around the Cat's Paw Nebula

Spectrum of the planet around HR 8799

Comet McNaught

Comet McNaught

NTT Control Room

The Southern Cross

Interferometry Task Force December 2005

ALMA antennas

Auxiliary Telescope

Paranal

A Cosmic Flame

The VLT Auxiliary Telescope

Moon over the Andes

The Auxiliary telescopes on the Paranal Platform