![Milky Way at Chajnantor](http://cdn.eso.org/images/thumb300y/uhd_9428_panorama.jpg)
Milky Way at Chajnantor
![Psychedelic Skies](http://cdn.eso.org/images/thumb300y/potw1435a.jpg)
Psychedelic Skies
![Carving a Route to Armazones](http://cdn.eso.org/images/thumb300y/potw1432a.jpg)
Carving a Route to Armazones
![Giants at Work](http://cdn.eso.org/images/thumb300y/potw1429a.jpg)
Giants at Work
![A Deep Look into a Dark Sky](http://cdn.eso.org/images/thumb300y/potw1428a.jpg)
A Deep Look into a Dark Sky
![A BirdòÀÙs-eye View of ESO](http://cdn.eso.org/images/thumb300y/potw1427a.jpg)
A BirdòÀÙs-eye View of ESO
![The VLTòÀÙs Artificial Star](http://cdn.eso.org/images/thumb300y/potw1425a.jpg)
The VLTòÀÙs Artificial Star
![The final ALMA antenna arrives at Chajnantor](http://cdn.eso.org/images/thumb300y/ann14048e.jpg)
The final ALMA antenna arrives at Chajnantor
![Sunrise over the VLT](http://cdn.eso.org/images/thumb300y/potw1423a.jpg)
Sunrise over the VLT
![Clear Blue Atacama View](http://cdn.eso.org/images/thumb300y/uhd_img_1302-cc.jpg)
Clear Blue Atacama View
![Crescent Moon at ALMA](http://cdn.eso.org/images/thumb300y/uhd_img_1518pbc-cc.jpg)
Crescent Moon at ALMA
![The Road to Paranal](http://cdn.eso.org/images/thumb300y/uhd_img0043_babak_cc.jpg)
The Road to Paranal
![Planets Align Over La Silla](http://cdn.eso.org/images/thumb300y/potw1418a.jpg)
Planets Align Over La Silla
![Llamas at La Silla](http://cdn.eso.org/images/thumb300y/potw1417a.jpg)
Llamas at La Silla
![Our Galaxy Revealed with the VLTI](http://cdn.eso.org/images/thumb300y/uhd_malin1_cc.jpg)
Our Galaxy Revealed with the VLTI
![Stars rain down at La Silla](http://cdn.eso.org/images/thumb300y/uhd_img_4112_cc.jpg)
Stars rain down at La Silla
![An interior view of the ESO Headquarters Extension](http://cdn.eso.org/images/thumb300y/ann14028a.jpg)
An interior view of the ESO Headquarters Extension
![The ALMA Camp Horizon by Night](http://cdn.eso.org/images/thumb300y/uhd_babak_alma_cc.jpg)
The ALMA Camp Horizon by Night
![Babak on VLT platform](http://cdn.eso.org/images/thumb300y/uhd_malin2_cc.jpg)
Babak on VLT platform
![MUSE colour-coded image of NGC 4650A](http://cdn.eso.org/images/thumb300y/eso1407c.jpg)
MUSE colour-coded image of NGC 4650A
![MUSE image of the Orion Nebula](http://cdn.eso.org/images/thumb300y/eso1407d.jpg)
MUSE image of the Orion Nebula
![Schematic view of asteroid (25143) Itokawa](http://cdn.eso.org/images/thumb300y/eso1405a.jpg)
Schematic view of asteroid (25143) Itokawa
![Star Trails over the VLT in Paranal](http://cdn.eso.org/images/thumb300y/potw1350a.jpg)
Star Trails over the VLT in Paranal
![Ancient Constellations over ALMA](http://cdn.eso.org/images/thumb300y/potw1347a.jpg)
Ancient Constellations over ALMA
![Flaming Sky over Paranal](http://cdn.eso.org/images/thumb300y/potw1343a.jpg)
Flaming Sky over Paranal
![Surprise Cloud Around Vast Star](http://cdn.eso.org/images/thumb300y/potw1341a.jpg)
Surprise Cloud Around Vast Star
![An Oasis, or a Secret Lair?](http://cdn.eso.org/images/thumb300y/potw1340a.jpg)
An Oasis, or a Secret Lair?
![La Silla - Evening](http://cdn.eso.org/images/thumb300y/dave-jones-15.jpg)
La Silla - Evening
![ALMA seen from a hexacopter](http://cdn.eso.org/images/thumb300y/ann13064c.jpg)
ALMA seen from a hexacopter
![ESO's Very Large Telescope Array](http://cdn.eso.org/images/thumb300y/vlt-platform-at-dusk.jpg)
ESO's Very Large Telescope Array
![Giants at night](http://cdn.eso.org/images/thumb300y/malin-poss_7722.jpg)
Giants at night
![A smaller array](http://cdn.eso.org/images/thumb300y/aca-lifter-pano3.jpg)
A smaller array
![Panorama of Paranal](http://cdn.eso.org/images/thumb300y/res-vlt-sunset-pan.jpg)
Panorama of Paranal
![ALMA correlator](http://cdn.eso.org/images/thumb300y/aos-corr-dim-pano2.jpg)
ALMA correlator
![Bold ALMA antennas](http://cdn.eso.org/images/thumb300y/servus_dscn3816.jpg)
Bold ALMA antennas
![Red alert](http://cdn.eso.org/images/thumb300y/ann13020a.jpg)
Red alert
![The Comet and the Laser](http://cdn.eso.org/images/thumb300y/potw1308a.jpg)
The Comet and the Laser
![Paranal and the Shadow of the Earth](http://cdn.eso.org/images/thumb300y/potw1251a.jpg)
Paranal and the Shadow of the Earth
![KMOS on the Very Large Telescope at the time of first light](http://cdn.eso.org/images/thumb300y/eso1251a.jpg)
KMOS on the Very Large Telescope at the time of first light
![Dark galaxies spotted for the first time](http://cdn.eso.org/images/thumb300y/eso1228a.jpg)
Dark galaxies spotted for the first time
![Unit Telescopes of the Very Large Telescope](http://cdn.eso.org/images/thumb300y/exoplanets_french-94.jpg)
Unit Telescopes of the Very Large Telescope
![Two Auxiliary Telescopes](http://cdn.eso.org/images/thumb300y/11_11_07_107-cc.jpg)
Two Auxiliary Telescopes
![Christmas Comet Lovejoy Captured at Paranal](http://cdn.eso.org/images/thumb300y/eso1153c.jpg)
Christmas Comet Lovejoy Captured at Paranal
![Simulation of gas cloud after close approach to the black hole at the centre of the Milky Way](http://cdn.eso.org/images/thumb300y/eso1151a.jpg)
Simulation of gas cloud after close approach to the black hole at the centre of the Milky Way
![ALMA's World at Night (full panorama)](http://cdn.eso.org/images/thumb300y/alma-pan1-btafreshi.jpg)
ALMA's World at Night (full panorama)
![Paranal Submerges into Sunset](http://cdn.eso.org/images/thumb300y/paranal-armazones.jpg)
Paranal Submerges into Sunset
![NGC 6188](http://cdn.eso.org/images/thumb300y/perez-ngc6188.jpg)
NGC 6188
![Laser Meets Lightning](http://cdn.eso.org/images/thumb300y/potw1136a.jpg)
Laser Meets Lightning
![A Galactic Embrace](http://cdn.eso.org/images/thumb300y/potw1128a.jpg)
A Galactic Embrace
![A VLT Auxiliary Telescope and Cerro Armazones](http://cdn.eso.org/images/thumb300y/potw1127a.jpg)
A VLT Auxiliary Telescope and Cerro Armazones