The Sun, SDO image
Solar flare, composite SDO image
Solar flare, 1 August 2010, SDO image
Solar flare, June 2011, SDO image
Solar filaments, SDO image
Sunspot AR2192, SDO image
Large sunspot group, SDO image
Solar activity, SDO ultraviolet image
Coronal hole, SDO image
Moon and Sun, LRO and SDO images
Solar flare, SDO ultraviolet image
Proxima Centauri star, Hubble image
Ultramassive black hole, composite image
Galaxy NGC 4945, optical image
Fireworks Galaxy, optical image
Solar activity, SDO image
Active Sun, SDO ultraviolet image
SDO view of the Sun eclipsed by Earth
Sun, Solar Dynamics Observatory image
Sun and X1 solar flare, ultraviolet image
Transit of Mercury across the Sun, SDO image
Active Sun and solar flare, SDO ultraviolet image
IC10 starburst galaxy, Chandra image
Colliding galaxies, Hubble image
Galaxy NGC 5866, Hubble image
Orion Molecular Cloud Complex
Horsehead Nebula, HST image
Hercules A galaxy, Hubble image
Sun eclipsed by Earth from the SDO
Moon transiting the Sun from the SDO
Solar flare, SDO image
Spitzer Space Telescope preparation
Solar prominence, STEREO image
Mercury completing a transit across the Sun, SDO image
2017 total solar eclipse, SDO image
Elliptical galaxy NGC 1316, HST image
X2-class solar flare, SDO image
Fomalhaut star, ALMA image
Cigar Galaxy (M82), optical image
Large Magellanic Cloud, optical image
Messier 4 globular cluster, Hubble image
Hubble Space Telescope, artwork
Starbirth region
Active Sun, composite image
Comet ISON, composite image
Comet ISON, October 2013
Andromeda Galaxy, infrared image
NGC 6744 spiral galaxy, infrared image
IC 443 supernova remnant, infrared
Comet ISON, April 2013
Binary star system in Pismis 24
Supernova 1987a remnant, optical/X-ray
Kepler supernova remnant, Chandra image
Supernova remnant G292.0+1.8, X-ray image
Distant galaxy HUDF-JD2, HST-SST image
Antennae galaxies, HST image
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
Abell S 1101 galaxy cluster, X-ray image
Galactic gravitational lensing, HST image
Transit of Mercury across the Sun, composite image
Trifid nebula, WISE image
Fomalhaut star, optical image
Solar activity, gradient image
Lenticular galaxy IC 335, Hubble image
NGC 4921 spiral galaxy, Hubble image
Colliding spiral galaxies
M51 Whirlpool Galaxy, optical image
Kepler observatory K2 mission
Spitzer Space Telescope launch
Saturn's moon Rhea, Cassini image
Carina Nebula features, HST image
Open star cluster NGC 3603, HST image
Cluster satellite construction
Quasar, composite image
Gas pillar in the Eagle nebula
Core of globular cluster 47 Tucanae
Core of Omega Centauri globular cluster
Mira star and tail, ultraviolet image
Supernova remnant E0102 and N 76
N49 supernova remnant, Chandra image
G11.2-0.3 supernova remnant
Supernova remnant Cassiopeia A
Arp 82 colliding galaxies, infrared image
Interacting galaxies 3C 321, visible
Interacting galaxies 3C 321, ultraviolet
Starburst galaxy NGC 1313
Whirlpool galaxy
Galaxies M81 and M82, ultraviolet image
Centaurus A galaxy, IR image
Universe's normal matter
Universe's dark matter
Universe's dark matter, 3D map
Foreground for cosmic infrared background
Cosmic infrared background, Spitzer image
NGC 1850 star cluster, composite image
Herschel space telescope construction
Occator crater, Ceres, satellite image
Holda asteroid, space telescope image
ESO 149-3 galaxy, Hubble image
HD 219134 and Cassiopeia, Spitzer image
VLT and laser guide under stars
Meteor over La Silla Observatory, Chile
Star trails over La Silla Observatory
Gamma ray bursts, FGST Large Area Telescope image
Jupiter from space, illustration
One year of solar activity, SDO ultraviolet composite
Dwarf galaxy, X-ray image
Milky Way, H-alpha image
Quasar candidates, WISE image
Colliding galaxies, space telescope image
Cometary globule CG4, WISE image
Crab nebula, Hubble image
Crab nebula, ultraviolet image
Supernova 1987A remnant, composite
Fomalhaut ice ring, ALMA and HST image
Ring of Gullion, satellite image
Dark matter ring in galaxy cluster
LBN 438 nebula, optical image
Stars over ALMA
VLT and laser guide under star trails
Very Large Telescope (VLT), Cerro Paranal
ALMA radio astronomy observatory
New Technology Telescope, Chile
APEX telescope
Swedish-ESO Submillimetre Telescope
Milky Way over the MPG ESO telescope
MPG ESO telescope, Chile
La Silla observatory, Chile
Milky Way over the ESO Telescope, Chile
Milky Way over La Silla observatory
Milky Way over the Very Large Telescope
Milky Way from La Silla, Chile
TRAPPIST telescope, La Silla, Chile
Milky Way over La Silla Observatory
M9 globular cluster, HST image
Dwarf galaxy Leo IV, HST image
Galaxy PGC 6240, Hubble image
Dense dust in galactic plane, SST image
Sun's corona and complex magnetic fields, composite image
Uranus, Hubble Telescope Image
Uranus, Hubble Telescope Images
Saturn's hexagon, Cassini image
NGC 4395 galaxy, optical image
Solar flare, SDO image, showing relative scale with the Earth
Stellar jets from L1157, infrared image
Ultima Thule, New Horizons image
NGC 524 lenticular galaxy, HST image
Sun observed at different wavelengths, composite image
Jason-1 satellite, artwork
Black holes, space telescope image
Milky Way galaxy, WISE infrared image
BATSE mission gamma ray burst map, 2000
Neptune from space, illustration
Pluto from space, illustration
Comet ISON, SOHO image
Red Rectangle Nebula, optical image
Y dwarf star, artwork
Pulsar with tail, Chandra image
Star cluster NGC 2259, WISE image
Asteroid 6478 Gault, Hubble image
Milky Way structure, all-sky WISE survey
Gamma-ray burst in the early universe, X-shooter image
Milky Way, all-sky Gaia image