Ice from the Solar System's Edge (Artist's Concept)

The Many Infrared 'Personalities' of the Sculptor Galaxy

Misty Star in the Sea Serpent

Before the Smashup (Artist's Concept)

Galaxies of all Shapes Host Black Holes (Artist Concept)

M81 Galaxy is Pretty in Pink

Undercover Jet Exposed

Journey to a Star Rich with Planets (Artist Concept)

Tiny Particles, So Far Away

The King of Rings

Lining Kepler Habitable Zone Planets Up

Dragon's Lair

Pointing X-ray Eyes at our Resident Supermassive Black Hole

Super-Venus (Artist Concept)

Bridging Cities of Galaxies

Extreme Planets (Artist Concept)

M 101: The Pinwheel Galaxy

A Picture of Unsettled Planetary Youth

Climbing the Cosmic Distance Ladder (Artist's Concept)

Rotten Egg Nebula

The Hustle and Bustle of our Solar System

Star Formation in the Heart of the Swan

Kepler-20e -- The Smallest Exoplanet (Artist's Concept)

Lone Blazar

Star Formation in Henize 206

Jiggling Soccer-Ball Molecules in Space

Groth Deep Image

Quasar Drenched in Water Vapor

Galaxy NGC 3079

Trojan Colors Revealed (Artist's Concept)

A Celestial Shamrock

Best Map Ever of the Universe

Galaxy Packs Big Star-Making Punch

"Missing Link" Found

Mystery of the Fading Star

A Classic Beauty

Collecting Brown Dwarfs in the Night Sky

Cosmic Caper Unfolds in Infrared

Band of Rubble (Artist Concept)

Orion's Rainbow of Infrared Light

Pinwheel Looks 'Fab' in Infrared

Speed-Demon Star Creates a Shock

An Audience Favorite Nebula

Dwarf Galaxies Swimming in Tidal Tails

Backward Black Hole Shoots Powerful Jets (Artist's Concept)

Spitzer Celebrates Fourth Anniversary with Celestial Fireworks

Exotic Atmospheres (Artist Concept)

Bizarre Planetary System

Celestial Sea of Stars

A Vast Disk of Comets

Artist's Impression of Pulsating Object LRLL 54361