Galaxy cluster Abell 2261, HST image
Young galaxy lensed by cluster Abell 383
Abell 1689 galaxy cluster, X-ray image
Dark matter ring in galaxy cluster
Galaxy cluster SDSS J0333+0651, HST image
Galaxy cluster SMACS 0723, Hubble image
Distant galaxy HUDF-JD2, HST-SST image
Lensed galaxies in a cluster
Galaxy cluster collision, X-ray image
Abell 2537 galaxy cluster, HST image
Abell 1689 galaxy cluster, HST image
Cartwheel galaxy group, composite image
Cartwheel galaxy group, optical image
Hubble Ultra Deep Field galaxies
Galaxy cluster Abell S0740
Galaxy cluster and Einstein ring, HST image
Hubble Ultra Deep Field
Hubble eXtreme Deep Field
Hubble Ultra Deep Field, ultraviolet coverage
GOODS North Field, ultraviolet coverage
GOODS South Field, ultraviolet coverage
Colliding galaxies, space telescope image
Abell 194 galaxy cluster
Coma galaxy cluster (Abell 1656)
Hercules galaxy cluster (Abell 2151)
Perseus galaxy cluster (Abell 426)
Halo stars in Andromeda Galaxy
Gravitational lensing of a galaxy, Hubble image
Galaxy cluster MS0735.6+7421
Distortion of light from distant galaxies by galaxy cluster
Pandora's cluster, composite image
Spiral galaxy
Seyfert galaxy
Active galaxy
Galactic gravitational lensing, HST image
Abell 370 galaxy cluster, Hubble Frontier Field
Open star cluster NGC 265
Spiral galaxy NGC 4013
Lenticular galaxy NGC 2787
Spiral galaxy NGC 4622
Spiral galaxy NGC 1512
Spiral galaxy NGC 4603
Irregular galaxy NGC 7673
Abell 1795 galaxy cluster, X-ray image
Abell S1063 galaxy cluster, Hubble image
Galaxy cluster Abell 370, HST image
Hubble Ultra Deep Field 2012
Messier 85 galaxy, Hubble image
Light echoes from exploding star
Emission nebula N11B
Supernova remnant Cassiopeia A
Messier 89 elliptical galaxy, Hubble image
Messier 49 elliptical galaxy, Hubble image
Messier 87 elliptical galaxy, Hubble image
Galaxy cluster SMACS 0723, Hubble and JWST images
Milky Way structure, all-sky WISE survey
Halo around galaxy NGC 4631
Globular cluster M15
Double star cluster
Abell 383 galaxy cluster, composite image
Abell 520 galaxy cluster, composite image
Starbirth nebula N81
Red Spider Planetary Nebula
Overlapping galaxies NGC 3314
Interacting galaxies
Interacting galaxies NGC 6745
Mice colliding galaxies
The Tadpole colliding galaxies
Quasar Markarian 205
Spiral galaxy NGC 1073, HST image
Dwarf galaxy Leo IV, HST image
Spiral galaxy NGC 922, HST image
Virgo Cluster of galaxies
Hickson Compact Group 44 galaxy cluster
Globular cluster NGC 1898, HST image
Ultramassive black hole, composite image
Stephan's Quintet, composite image
Galaxy cluster RX J1532, composite image
Foreground for cosmic infrared background
HST image of the centre of the Crab Nebula
Globular cluster 47 Tucanae
M9 globular cluster, HST image
Pinwheel Galaxy, HST image
Starburst galaxy, HST image
Silver Needle Galaxy, HST image
Active galaxy Markarian 817, HST image
NGC 5559 spiral galaxy, HST image
Peculiar galaxy NGC 3256, HST image
Irregular galaxy NGC 4485, HST image
Irregular galaxy NGC 4861, HST image
Galaxy ESO 376-16, HST image
Henize 2-10 starburst galaxy, HST image
Active galaxy NGC 1275, HST image
Starburst galaxy NGC 1569, HST image
Dwarf galaxy NGC 4449, HST image
Sombrero galaxy (M104), HST image
Elliptical galaxy NGC 1316, HST image
Galaxy cluster MACS J0717
Universe's dark matter, 3D map
Universe's normal matter
Universe's dark matter
Pulsar with tail, Chandra image
Cosmic infrared background, Spitzer image
Abell 3376 galaxy cluster, composite
Shock waves from stellar gas jet HH-1/HH-2
Reflection nebula
Spirograph planetary nebula IC418
Ant planetary nebula
Supernova remnant LMC N 49
Crab nebula gas filaments
Dark matter gravitational lensing
Overlapping galaxies, HST image
Antennae galaxies, HST image
Galactic centre, X-ray image
Globular cluster NGC 1854, HST image
Globular cluster M15, HST image
Galaxy pair Arp 116, HST image
Stephan's Quintet galaxies, HST image
Colliding galaxies Arp 256, HST image
Musketball galaxy cluster, composite
Whirlpool galaxy
Spiral galaxies NGC 4302 and NGC 4298, HST image
Spiral galaxies NGC 4302 and NGC 4298, infrared HST image
Colliding galaxies NGC 1512 and NGC 1510, HST image
Virgo Cluster, montage of 100 galaxies
Arp 220 galaxy
Spiral galaxy, Hubble image
Lenticular galaxy, Hubble image
Meathook Galaxy, composite image
Colliding galaxy NGC 6240
Spiral galaxy M74
Spiral galaxy NGC 2397
Dwarf galaxy Holmberg IX
Spiral galaxy NGC3949
Sagittarius Dwarf Irregular Galaxy
Elliptical galaxy NGC 1132
Interacting galaxy NGC 5331
Interacting galaxy NGC 6670
Starburst galaxy NGC 1313
Galaxy cluster, supercomputer simulation
Galaxy cluster
NGC 346 open cluster and nebula
NGC 1850 star cluster, composite image
Galaxy NGC 5866, Hubble image
Barred spiral galaxy NGC 2903
Barred spiral galaxy, Hubble image
Galaxy PGC 6240, Hubble image
Barred spiral galaxy NGC 1672
Ring galaxy AM 0644-741
Interacting spiral galaxy UGC 8335
Mira star and tail, ultraviolet image
Centaurus A radio galaxy, composite image
Spiral galaxy NGC 2841, composite image
Spiral galaxy M106, Hubble image
Spiral galaxy NGC 2403, optical image
Spiral galaxy NGC 2683, Hubble image
Spiral galaxy NGC 3521, Hubble image
Spiral galaxy NGC 3521, optical image
Irregular galaxy NGC 4449, Hubble image
Spiral galaxy NGC 7331, optical image
Messier 77 spiral galaxy, Hubble image
Messier 96 spiral galaxy, Hubble image
Messier 63 Sunflower galaxy, Hubble image
Messier 100 spiral galaxy, Hubble image
Messier 105 elliptical galaxy, Hubble image
Galaxy ESO 381-12, Hubble image
Lenticular galaxy IC 335, Hubble image
Galaxy ESO 162-17, Hubble image
Spiral galaxy M106, composite image
Active galaxy NGC 1068, composite image
Spiral galaxy NGC 5746, X-ray composite
Whirlpool galaxy (M51), composite image
Cigar galaxy (M82), composite image
Messier 4 globular cluster, Hubble image
Starfield, SWEEPS image
Gravitational lensing between galaxies
Galaxy IC 4870 with an active galactic nucleus, Hubble image
Today's universe, galaxy types
Galaxy types 4 billion years ago