Sunflower Galaxy Glows with Infrared Light

Black Hole Swallows a Star

Ghostly Remnant of an Explosive Past

Artist's Concept: Active Black Hole Squashes Star Formation

A Vast Disk of Comets

Spitzer Celebrates Fourth Anniversary with Celestial Fireworks

A Nearby Stellar Cradle

Edge-on Galaxy

Saturn's Infrared Ring

Orion's Big Head Revealed in Infrared

Galaxy NGC 55

Galaxy Cluster and Giant Arc

A Natal Microcosm

Blacker than Black (Artist's Concept)

Through the Universe's Looking Glass

Inner Milky Way Raging with Star Formation

Messier 101

Astronomers Detect First Organic Molecule on an Exoplanet (Artist's Concept)

Galaxies in Hiding

Galaxy NGC 247

Coronet: A Star-Formation Neighbor

Cauldron of Light

First-of-Its-Kind Glimpse at a Super Earth

Invisible Galaxies Come to Life! (Artist Concept)

Cosmic Ornament of Gas and Dust

Echoes of a Stellar Ending

Orion's Dreamy Stars

First Map of Alien World (animation)

Cosmic Ocean Dweller

Bridging Cities of Galaxies

Cosmic Cocoon

How to Find a Planetary Hot Spot

Mapping the Infrared Universe: The Entire WISE Sky -- Rectangular Format

A Glimpse of the Milky Way

At the Heart of Blobs (Artist Concept)

Galactic Halos of Hydrogen

Morphology of Our Galaxy's 'Twin'

Star Formation Everywhere You Look

In the Blackest Night, a Green Ring Nebula

Kepler-20f -- An Earth-size World (Artist's Concept)

Astronomers Spot Most Distant Known Galaxy

Spitzer Space Telescope's View of Galaxy Messier 101

The Universe Comes into Sharper Focus

Artist's Impression of Starburst Galaxy

Massive Smash-up at Vega (Artist Concept)

Spectrum from Embedded Star in Herbig-Haro 46/47

Every Rose has a Thorn

Star Formation in the DR21 Region (A)

Ingredients for Life (Artist's Concept)

Super-Venus (Artist Concept)

Adding up Stars in a Galaxy