Photometric Redshifts of Galaxies in the HDF-S NIC3 field
Photometric Redshifts of Galaxies in the HDF-S NIC3 field
The Deep 3 'Empty' Field
The Deep 3 'Empty' Field
Dark matter in CL 0053-37
Dark matter in CL 0053-37
Very Deep Near IR View of "AXAF Deep Field"
Very Deep Near IR View of "AXAF Deep Field"
NTT SUSI Deep Field
NTT SUSI Deep Field
Cluster of Galaxies RXCJ1131.9-1955
Cluster of Galaxies RXCJ1131.9-1955
Galaxy Clusters (artist's impression)
Galaxy Clusters (artist's impression)
Cosmic Shear in Sky Field with Galaxy Cluster
Cosmic Shear in Sky Field with Galaxy Cluster
Close-up images of Some of the Most Distant Galaxies Known
Close-up images of Some of the Most Distant Galaxies Known
NTT SUSI Deep Field
NTT SUSI Deep Field
Distant galaxies in NGC 300 field
Distant galaxies in NGC 300 field
Highlights of the VST image of the Hercules galaxy cluster
Highlights of the VST image of the Hercules galaxy cluster
Cluster of Galaxies RXCJ0937.9-2020
Cluster of Galaxies RXCJ0937.9-2020
ACO 3341
ACO 3341
Pandora’s Cluster — Hubble view of Abell 2744
Pandora’s Cluster — Hubble view of Abell 2744
Around Abell 315
Around Abell 315
X-rays, dark matter and galaxies in the cluster Abell 2744
X-rays, dark matter and galaxies in the cluster Abell 2744
The most remote mature cluster of galaxies yet found
The most remote mature cluster of galaxies yet found
Detail of the Cluster of Galaxies Abell 496
Detail of the Cluster of Galaxies Abell 496
Wide-field view of the Hercules galaxy cluster
Wide-field view of the Hercules galaxy cluster
Hubble infrared image of the most remote mature cluster of galaxies yet found
Hubble infrared image of the most remote mature cluster of galaxies yet found
Wide-field view of the sky around the remote cluster CL J1449+0856
Wide-field view of the sky around the remote cluster CL J1449+0856
The Gravitational Lens System UM673
The Gravitational Lens System UM673
A supernova explodes 5 billion years ago
A supernova explodes 5 billion years ago
Discovery X-Ray Image of the Distant Cluster
Discovery X-Ray Image of the Distant Cluster
Einstein Ring in Distant Universe
Einstein Ring in Distant Universe
Spectrum of the Giant Arc in Abell 370
Spectrum of the Giant Arc in Abell 370
False Colour Image of XMMU J2235.3-2557
False Colour Image of XMMU J2235.3-2557
Velocity Distribution of the XLSS-03 Cluster
Velocity Distribution of the XLSS-03 Cluster
Faint, Distant Cluster of Galxies
Faint, Distant Cluster of Galxies
FORS1 First Light - Distant cluster of galaxies
FORS1 First Light - Distant cluster of galaxies
Massive Cluster of Galaxies RXCJ1206.2-0848
Massive Cluster of Galaxies RXCJ1206.2-0848
Spectrum of Virgo intracluster HII region
Spectrum of Virgo intracluster HII region
Two-dimensional spectra of Abell 1835 IR1936
Two-dimensional spectra of Abell 1835 IR1936
Sample Integral Field Units at FLAMES
Sample Integral Field Units at FLAMES
Spectrum of Arc in Cluster 1ESO657-558 (z=3.23)
Spectrum of Arc in Cluster 1ESO657-558 (z=3.23)
ESO Imaging Survey Provides Targets for the VLT
ESO Imaging Survey Provides Targets for the VLT
Sky Field in Virgo Cluster of Galaxies
Sky Field in Virgo Cluster of Galaxies
Intracluster Planetary Nebulae in the SUC field  in the Virgo Cluster
Intracluster Planetary Nebulae in the SUC field in the Virgo Cluster
Zoom-in on a Possible Cluster of Galaxies (in box)
Zoom-in on a Possible Cluster of Galaxies (in box)
XMM-Newton Contour Map Overlaid on a CFHT I-band image
XMM-Newton Contour Map Overlaid on a CFHT I-band image
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