Galaxy Cluster Abell 520 (HST-CFHT-CXO Composite)
Leo IV HST/ACS
COSMOS Gravitational Lens 0047+5023
Gamma Ray Burst GRB 970228 Appears To Originate Outside Our Galaxy
Hubble Sees Giant Lensed Galaxy Arc
Fading Fireball From Gamma Ray Burst 990123 (Close-Up)
Galaxy Abell 1689's "Gravitational Lens" Magnifies Light of Distant...
Black Hole-Powered Jet of Electrons and Sub-Atomic Particles Streams...
Eighth Anniversary Image of Hubble's Smash Hits
Interacting Spiral Galaxies NGC 2207 and IC 2163
X-Rays Emanate From Heated Material Falling Into Black Hole
Einstein Ring Gravitational Lens (SDSS J073728.45+321618.5)
Hubble Captures a "Five-Star" Rated Gravitational Lens
An Eclectic Mix of Galaxies
X-Rays Shine From Heated Material Falling Into A Black Hole
Cosmic Evolution Survey - Visible (Baryonic) Matter
Bright Knot of Light From Supernova in Galaxy Cluster MS1054-0321
Galaxy NGC 4438
HST ACS/WFC Image of NGC 3021
Radio Galaxy 4C41.17
Gravity of Galaxy Cluster Abell 2218 Creates Giant "Lens"
Dark Matter Map in Galaxy Cluster Abell 1689
"X" Structure at Core of Whirlpool Galaxy (M51)
Hubble Finds Dark Matter Ring in Galaxy Cluster
Abell 901b
Abell 901a
Inside Globular Cluster M22
Globular Cluster M31 G1
Giant Gravitational Arc
Gravitational Lens Candidates
Merging Galaxy Cluster Abell 520
Galaxies Magnified by Galaxy Cluster Abell 1689's "Gravitational Lens"...
"Polar Ring" Galaxy NGC 4650A: A Disk of Red Stars Ringed...
Hubble Helps Astronomers Map Dark Matter in Abell 1689
Gravitational Lens Detail in Abell 370
Color Images of Quasar 1208+101Split by Gravitational Lenses
Galaxy Cluster Abell 2218's "Gravitational Lens"
NGC 3021 NICMOS/ACS Detail 1
Einstein Ring Gravitational Lens (SDSS J140228.21+632133.5)
SDSS J0827+5224
A Fading Fireball From Gamma Ray Burst 990123
Einstein Ring Gravitational Lens (SDSS J232120.93-093910.2)
COSMOS Gravitational Lens 0013+2249
Gravitational Lens and Galaxy Cluster, MACS 1206
Spiral Gas Disk in Active Galaxy M87
Giant Disk of Cold Gas and Dust Fuels Possible Black Hole at the Core...
Pandora's Cluster – Abell 2744
Nucleus of Galaxy Centaurus A
Ring Around a Suspected Black Hole in Galaxy NGC 4261
Distant Galaxies of Abell 2218 Viewed Through a Cosmic Lens
Composite Image of Galaxy Cluster MS 0735
Full Resolution Image Single HST ACS COSMOS Tile
Cosmic Evolution Survey - Dark Matter
Leo IV Stars
Dust Disk Around a Black Hole in Galaxy NGC 4261
Dust Disk Around a Black Hole in Galaxy NGC 7052
Nearby Galaxy Centaurus A
Mysterious Fireball from a Cataclysmic Explosion
Hubble and Chandra Composite of the Galaxy Cluster MACS J0025.4-1222
Galaxies Magnified by Galaxy Cluster Abell 1689's "Gravitational Lens"...
The Lynx Arc: Stretched, Magnified Light From a Supercluster of Blue-White...
Hubble's Top Ten Gravitational Lenses
Galaxies Magnified by Galaxy Cluster Abell 1689's "Gravitational Lens"...
Nucleus of Galaxy Centaurus A