Young galaxy lensed by cluster Abell 383
Lensed galaxies in a cluster
Galaxy cluster Abell 2261, HST image
Galaxy cluster Abell S0740
Galaxy cluster SMACS 0723, Hubble image
Abell 1689 galaxy cluster, HST image
Cartwheel galaxy group, composite image
Cartwheel galaxy group, optical image
Hubble Ultra Deep Field galaxies
Elliptical galaxy NGC 1132
Hubble Ultra Deep Field
Hubble eXtreme Deep Field
Hubble Ultra Deep Field, ultraviolet coverage
GOODS North Field, ultraviolet coverage
GOODS South Field, ultraviolet coverage
Galaxy cluster SDSS J0333+0651, HST image
Abell 1689 galaxy cluster, X-ray image
Messier 89 elliptical galaxy, Hubble image
Messier 85 galaxy, Hubble image
Messier 49 elliptical galaxy, Hubble image
Red Spider Planetary Nebula
Lenticular galaxy NGC 2787
Spiral galaxy NGC 4622
Mice colliding galaxies
The Tadpole colliding galaxies
Active galaxy
Halo stars in Andromeda Galaxy
Quasar Markarian 205
Light echoes from exploding star
Abell 2537 galaxy cluster, HST image
Abell 1795 galaxy cluster, X-ray image
Irregular galaxy NGC 7673
Galaxy cluster collision, X-ray image
Supernova remnant Cassiopeia A
Colliding galaxies, space telescope image
Distant galaxy HUDF-JD2, HST-SST image
Dark matter ring in galaxy cluster
Galaxy cluster and Einstein ring, HST image
Messier 87 elliptical galaxy, Hubble image
Open star cluster NGC 265
Overlapping galaxies NGC 3314
Spiral galaxy
Spiral galaxy NGC 4013
Spiral galaxy NGC 1512
Spiral galaxy NGC 4603
Interacting galaxies
Interacting galaxies NGC 6745
Seyfert galaxy
Milky Way structure, all-sky WISE survey
NGC 1614 galaxy, Hubble Space Telescope image
Universe's normal matter
Universe's dark matter
Universe's dark matter, 3D map
Emission nebula N11B
Abell 194 galaxy cluster
Active galaxy Markarian 817, HST image
Antennae colliding galaxies, Hubble image
Messier 77 spiral galaxy, Hubble image
Messier 63 Sunflower galaxy, Hubble image
Messier 100 spiral galaxy, Hubble image
Galaxy ESO 162-17, Hubble image
Spiral galaxy, Hubble image
Spiral galaxy M106, composite image
Supernova remnant E0102-72.3, optical image
Barred spiral galaxy, Hubble image
Spiral galaxy NGC 1073, HST image
Colliding galaxy NGC 6240
Galaxy cluster MACS J0717
Spiral galaxy NGC 2397
Active galaxy NGC 1275, HST image
Overlapping galaxies, HST image
Dwarf galaxy Holmberg IX
Starfield, SWEEPS image
Sombrero galaxy (M104), HST image
Sagittarius Dwarf Irregular Galaxy
Spiral galaxy NGC 5746, X-ray composite
Ring galaxy AM 0644-741
Elliptical galaxy NGC 1316, HST image
Colliding galaxies, infrared composite
Interacting galaxies NGC 3690 and IC 694
Interacting galaxies NGC 5257 and 5258
Interacting galaxy NGC 5331
Interacting galaxy NGC 6670
Interacting spiral galaxy UGC 8335
Interacting galaxies 3C 321, visible
Interacting galaxies 3C 321, ultraviolet
Starburst galaxy NGC 1313
Cigar galaxy (M82), composite image
Shock waves from stellar gas jet HH-1/HH-2
HST image of the centre of the Crab Nebula
Reflection nebula
Globular cluster M15
Double star cluster
Spirograph planetary nebula IC418
Ant planetary nebula
Supernova remnant LMC N 49
Crab nebula gas filaments
Pulsar with tail, Chandra image
Coma galaxy cluster (Abell 1656)
Hercules galaxy cluster (Abell 2151)
Perseus galaxy cluster (Abell 426)
Gravitational lensing of a galaxy, Hubble image
Foreground for cosmic infrared background
Cosmic infrared background, Spitzer image
Hubble Ultra Deep Field 2012
Galactic centre, X-ray image
Pandora's cluster, composite image
Gravitational microlensing, test of General Relativity
Galaxy NGC 5866, Hubble image
NGC 346 open cluster and nebula
Meathook Galaxy, composite image
Galactic gravitational lensing, HST image
Ultramassive black hole, composite image
Stephan's Quintet, composite image
Distortion of light from distant galaxies by galaxy cluster
Starbirth nebula N81
Planetary nebula NGC 5189, Hubble image
Horsehead Nebula, HST image
Messier 72 globular star cluster, Hubble image
Messier 71 globular star cluster, Hubble image
Messier 12 globular star cluster, Hubble image
Messier 5 globular star cluster, Hubble image
Messier 53 globular star cluster, Hubble image
Messier 54 globular star cluster, Hubble image
Messier 70 globular star cluster, Hubble image
Messier 10 globular star cluster, Hubble image
Messier 107 globular star cluster, Hubble image
Messier 68 globular star cluster, Hubble image
Messier 56 globular star cluster, Hubble image
Messier 4 globular star cluster, Hubble image
Messier 69 globular star cluster, Hubble image
Messier 22 globular star cluster, Hubble image
Messier 2 globular star cluster, Hubble image
IC 63 Ghost Nebula, Hubble image
Necklace planetary nebula
Monkey Head Nebula, HST image
Globular cluster M15, HST image
M9 globular cluster, HST image
Open star cluster NGC 6791
Starbith region in nebula NGC 3603
Core of globular cluster 47 Tucanae
Helix nebula, HST image
Planetary nebula, X-ray composite
Mira star and tail, ultraviolet image
Galaxy cluster MS0735.6+7421
Abell 383 galaxy cluster, composite image
Virgo Cluster of galaxies
Hickson Compact Group 44 galaxy cluster
Halo around galaxy NGC 4631
Colliding galaxies, Hubble image
Stephan's Quintet galaxies, HST image
Arp 220 galaxy
Barred spiral galaxy NGC 2903
Spiral galaxies NGC 4302 and NGC 4298, HST image
Spiral galaxies NGC 4302 and NGC 4298, infrared HST image
Spiral galaxy NGC 2683, Hubble image
Spiral galaxy NGC 3521, Hubble image
Irregular galaxy NGC 4449, Hubble image
NGC 5559 spiral galaxy, HST image
Colliding galaxies NGC 1512 and NGC 1510, HST image
Colliding galaxies Arp 256, HST image
Peculiar galaxy NGC 3256, HST image
Irregular galaxy NGC 4861, HST image
Galaxy ESO 376-16, HST image
Messier 96 spiral galaxy, Hubble image
Messier 105 elliptical galaxy, Hubble image
Galaxy ESO 381-12, Hubble image
Lenticular galaxy IC 335, Hubble image
Galaxy IC 4870 with an active galactic nucleus, Hubble image
Type Ia supernova in Large Magellanic Cloud, Hubble image
Lenticular galaxy, Hubble image
NGC 1850 star cluster, composite image
Henize 2-10 starburst galaxy, HST image
Starburst galaxy, HST image
Silver Needle Galaxy, HST image
Globular cluster NGC 1898, HST image
Dwarf galaxy Leo IV, HST image
Spiral galaxy M74
Starburst galaxy NGC 1569, HST image
Dwarf galaxy NGC 4449, HST image
Galaxy PGC 6240, Hubble image
Quasar, composite image
Barred spiral galaxy NGC 1672
Spiral galaxy NGC3949
Gravitational lensing between galaxies