All That Remains of Exploded Star

The Evolution of a Planet-Forming Disk (Artist's Concept Animation)

Spitzer Celebrates Fourth Anniversary with Celestial Fireworks

Shrouded Starburst

Mystery of the Fading Star

Lining Kepler Habitable Zone Planets Up

WISE Reveals a Hidden Star Cluster

Great Observatories Present Rainbow of a Galaxy

Pointing X-ray Eyes at our Resident Supermassive Black Hole

Finding Forsterite Around a Developing Star

'Honey I Shrunk the Planetary System' (Artist Concept)

Fornax Galaxy Cluster

Two Brown Dwarfs in Our Backyard

Every Rose has a Thorn

Cosmic Fountain of Crystal Rain

Ultraviolet Extensions

Pink Pleiades

Planets Under a Red Sun (Artist's Concept)

Hustle and Bustle at Center of Milky Way

Surprise Ultraviolet Party in the Sky

Hot, Carbon-Rich Planet (Artist Concept)

Spitzer Sees Stray Starlight (Artist's Concept)

Quasar Lenses

Invisible Galaxies Come to Life! (Artist Concept)

Galaxy NGC 1850

Misty Star in the Sea Serpent

Stars Spring up Out of the Darkness (Artist Concept)

Dragon's Lair

Warped Andromeda

Awash with Infrared Light

Finding Bubbles in the Milky Way

Galactic Metropolis

Simulation of Galactic Collision (Simulation)

Dead Star Rumbles

NASA's SOFIA Captures Images of the Planetary Nebula M2-9

Little Galaxies Pack a Big Punch

Galactic Pile-Up (Artist Concept)

Star Cluster Overshadowed by Infrared Objects

Young Stars in Their Baby Blanket of Dust

'Southern Pinwheel' Galaxy M83

Order Amidst Chaos of Star's Explosion (Artist Concept)

Lighting up a Dead Star's Layers

Highlighting our Tiniest Neighbors

White Dwarfs: Small and Strong

A Barred SpiralGalaxy, and the Small Elliptical Companion Galaxy NGC 1097A

Spitzer Reveals Stellar 'Family Tree'

The King of Rings

Look at my Arms!

The Dirt on Andromeda

NASA's Kepler Mission Discovers Its First Rocky Planet (Artist Concept)

Measuring Brightness of Super Earth 55 Cancri e