The crescent Moon and earthshine over ESO's Paranal Observatory
VFTS 102: the fastest rotating star
An image of the strange asteroid Lutetia from the ESA Rosetta probe
GRAAL on a quest to improve HAWK-I's vision
VISTA view of the newly discovered globular cluster VVV CL001 and its brighter companion
Artist’s impression of galaxies at the end of the era of reionisation (artist’s impression)
Council Room at the ESO Headquarters
Council room at the ESO Headquarters
Artists’s impression of one of more than 50 new exoplanets found by HARPS: the rocky super-Earth HD 85512 b
Wide-field view of the sky around a giant space blob
The most distant quasar
The ELT (artist's impression)
Night begins at Paranal Observatory
Beta Pictoris b (artist’s impression)
Cerro Armazones night-time panorama*
VLT Unit and Auxiliary Telescope at Paranal
SEST at La Silla
An ALMA antenna on Chajnantor*
Details of the VISTA Flame Nebula image
Transporting an Auxiliary Telescope
Evening view of Paranal and the VLT
Road to La Silla
Group portrait of the VLT with laser beam
Road to La Silla
La Silla telescopes in twilight
Comet McNaught over the VLT platform
ESO 3.6-metre telescope – the dome
Zodiacal light at Paranal
Cosmic interactions
Dust cloud in a R CrB star (artist's impression)
Jets from a brown dwarf (artist's impression)
The inner winds of Eta Carinae
A cometary "aurora" at Paranal
VLT Auxiliary Telescope
Asymmetric ashes (artist's impression)
The APEX Telescope
New brown dwarf in the solar neighbourhood (artist's impression)
Paranal observing platform with AT1 and AT2
East of Sinus Iridum
Mare Humorum
A Koi-smic fish
A supercomputer's home in the Chajnantor Plateau
Artist’s impression of the system with the most massive stellar black hole in our galaxy
Being ExTrA: how to find Earth-like planets
A futuristic transporter
Water in the HL Tauri disc
All alone in the desert
A view from inside the ELT dome
Aerial image of the VLT
The Spiderweb protocluster
Venus over the BlackGEM telescopes (annotated)
Pillar of sunlight over ALMA
Lunar light over Paranal
Closest pair of supermassive black holes as seen by MUSE
Side by side of the first two images of black holes
Asteroid Kleopatra from different angles
NGC 4303 as seen with MUSE on ESO’s VLT at several wavelengths of light
Paranal Observatory at dusk
Betelgeuse’s surface before and during its 2019–2020 Great Dimming (with annotations)
Artist’s impression of star being tidally disrupted by a supermassive black hole
Atacama nights
Spheres on Spheres
Areas of the sky most affected by satellite constellations
Artist’s impression of the WDJ0914+1914 system
First Light for SPECULOOS Southern Observatory’s Europa Telescope
A fulldome family portrait
The heart of the Milky Way
The colours of Antu
A planet hunter and its neighbour
Galaxy cluster MACS j1149.5+223
Hubble and ALMA image of MACS J1149.5+2223
Learn about the ELT
ESON members visit the Universe at the ESO Supernova
ESON members watch a show at the ESO Supernova
The ELT theme in The Living Universe
Venus shines on
The NTT and beyond
Artist's impression of the orbits of stars close to the Galactic Centre
Star forming gas clouds in NGC 6822
Computer simulation of a Lyman-alpha Blob
View above the Swedish/ESO Submillimetre Telescope
Daytime perspective of La Silla
Elektra: a new triple asteroid
Venus and the Moon strike a pose
The VLT four laser guide stars
Artist’s view of bright spots on Ceres imaged by the Dawn spacecraft
High and mighty
The Flying Saucer protoplanetary disc around 2MASS J16281370-2431391
The Vitacura Guesthouse
X-ray image of the XXL-South Field
VLT image of the surroundings of VY Canis Majoris seen with SPHERE
ALMA witnesses assembly of galaxy in early Universe (annotated)
ALMA witnesses assembly of galaxy in early Universe
Seeing into the heart of Mira A and its partner
Artist’s impression of the double-star system GG Tauri-A
The little planet of the ESO Headquarters
A dwarf among giants
The Geyser El Tatio
Three little helpers
A lonely Auxiliary Telescope
VLT tracks Rosetta's comet
VLT silhouettes
The Milky Way over Cerro Paranal
Colourful VLT panorama
The curves of ESO’s Headquarters
Very large silhouette at sunset
A site with a view
Spot the difference
View inside a VLT Unit Telescope
Panoramic view inside the dome
Super-thin mirror under test at ESO
The globular cluster NGC 6388 observed by the European Southern Observatory
Star trails over the ESO 3.6-metre telescope
Two planet-hunters snapped at La Silla
The ESO 1.52-metre telescope
Getting the VLT ready for even sharper images
Cosmic dust clouds in Messier 78
Artist’s impression of the expected dark matter distribution around the Milky Way
ALMA observes a ring around the bright star Fomalhaut
Architect’s rendering of the new ESO Headquarters Extension (nighttime)
The VLT goes lion hunting
Alignment of the VLTI
ALMA antennas
Starry skies above La Silla
First 7-metre ALMA antenna arrives at Chajnantor
Galactic bridge between Kueyen and Melipal
Hiding in plain sight — the elusive Carina dwarf galaxy
A blood Moon over ESO’s Headquarters
By the light of the Moon
The VLT Survey Telescope observing on a moonlit night
OmegaCAM, the monster camera of the VLT Survey Telescope
A new era for astronomy
Monuments of science*
IRAS 13481-6124 and its cradle
Planet around Beta Pictoris
Moving ALMA antennas to the Atacama Compact Array pads
An infrared/visible comparison view of the Cat’s Paw Nebula
VLT telescopes at Paranal
VLT Auxiliary Telescope at Paranal at sunset
NTT at La Silla
La Silla telescope ring
An ALMA antenna on Chajnantor
Moonlit panorama at La Silla
Moonlit panorama at La Silla
Moonlit panorama at La Silla
APEX image calendar, July 2010 — APEX Chajnantor Facilities seen from Cerro Chajnantor
The Moon in conjunction with Venus and Jupiter (artistic composition)
SEST and control
La Silla Observatory
APEX
Paranal in Atacama desert
Mount Paranal
VLT Auxiliary Telescope *
Very Large Telescope
Wide angle view of APEX antenna
Comet McNaught
Telescopes at La Silla
VLT platform
Paranal Observatory – instruments
VLT
Chajnantor plateau, APEX and ALMA AOS
A trio of super-Earths (artist's impression)
SN 2006X, before and after the Type Ia Supernova explosion (artist's impression)
The ALMA prototype antennas
Larger field around NGC 1313
The Be star Alpha Arae (artist's impression)
The Alcatel Alenia Space/ European Industrial Engineering prototype antenna
ALMA prototype antenna VertexRSI on the ATF Test Site at VLA (New Mexico, USA)
In Tarantula territory (c)
Barred galaxy NGC 1365
Revealing a filament from the cosmic web
New laser-sharp vision for Paranal’s facilities
Testing the new Paranal lasers
Testing the new Paranal lasers
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Perfectly framed
Mushroom-like telescopes capture cosmic signals
Under a blanket of snow
What’s in a nebula’s name?
Science and Nature at the ELT
The ELT, step by step
The cranes of the ELT
The ELT's skeleton
Supporting the ELT's main mirror
Looking into the dome of the ELT
ELT: A rising giant
Bird's-eye view of the ELT
Biggest eye on the sky - the ELT
Journey to the Center of the ELT
A base for a tower for the mirrors of the ELT
A new perspective on scaffolding
A Milky Way for dinner?
A tower for a kingdom of mirrors
Image of the star WOH G64 side-by-side with an artistic reconstruction
Location of the star WOH G64 in the Large Magellanic Cloud
Image of the star WOH G64 taken by the VLTI
Capturing the cosmos with laser-sharp precision
Antennas in disguise
The NTT stands guard
The NGC 1386 galaxy as seen by the VLT Survey Telescope and ALMA
A galactic rejuvenation
The NGC 1386 galaxy as seen by the VLT Survey Telescope
The NGC 1386 galaxy as seen by ALMA
Comet Tsuchinshan-ATLAS meets the ESO Supernova
Southern Cross above ESO's 3.6-m telescope at La Silla
The emu in the sky
Fireworks of newborn stars
The Moon under another light
Unexpected neighbours
Growing every day
Lost in a giant stellar nursery
Detailed images of the surface of the star R Doradus (no annotations)
Wide-field view of the region of the sky around the R Doradus star
Detailed images of the surface of the star R Doradus
The Hydra I cluster
An astrophysical robbery
Honey, I shrunk the Very Large Telescope
Hunting sunsets and exoplanets
How to find newborn stars
Searching for smoke after the fire
The M1 cell inside of the ELT dome
Pieces of the ELT’s M1 cell
Artist’s impression: the black hole at the centre of the galaxy SDSS1335+0728 awakens
Teardrops in the sky
BlackGEM searching for cosmic jewelry
Planet-forming discs in three clouds of the Milky Way
Artist’s impression of WD 0816-310, a magnetic white dwarf with a metal scar
The moment of truth
A special delivery for ESO