First Map of Alien World (animation)

Spitzer Digs Up Galactic Fossil

How to Pluck a Spectrum from a Planet

Kepler's Diamond Mine of Stars

NuSTAR's First View of High-Energy X-ray Universe

A Shocking Outflow

Scoping the Sisters

Mini Planetary System (Artist Concept)

Cluster of Stars in Kepler's Sight

Edge-on Galaxy

A Cosmic Wreath

Sizzling Remains of a Dead Star

Disk Around a Massive Baby Star (Artist's Concept)

Stars Adorn Orion's Sword

NGC 7293, the Helix Nebula

Life's Starting Materials Found in Dusty Disk

Andromeda's Colorful Rings

WISE Eyes Evolution of Massive Stars

Galaxies Burn Bright Like High-Wattage 'Light Bulbs'

Three Great Eyes on Kepler's Supernova Remnant

Cool as a Stellar Cucumber

Coronet: A Star-Formation Neighbor

All Eyes on Oldest Recorded Supernova

Spitzer Reveals Stellar 'Family Tree'

Galaxy UGC10445

The (Almost) Invisible Aftermath of a Massive Star's Death

Mystery of the Fading Star

Pointing X-ray Eyes at our Resident Supermassive Black Hole

GALEX 1st Light Compilation

Our Neighbor Andromeda

Simulation of Galactic Collision (Simulation)

Climbing the Cosmic Distance Ladder (Artist's Concept)

The Beginning of the End of Star Formation

Taken Under the 'Wing' of the Small Magellanic Cloud

A Collage of Nearby Galaxies

A Nearby Stellar Cradle

A Vast Disk of Comets

Vivid View of Tycho's Supernova Remnant

Bubbly Little Star

Antennae

Little Galaxy Explored

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

Centaurus A All Prettied Up in Infrared and X-Rays

NASA's Galaxy Mission Celebrates Sixth Anniversary

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

Planck's View of Orion

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

Prehistoric Black Hole (Artist's Concept)

Galaxies Gather at Great Distances

NASA's Galaxy Mission Celebrates Sixth Anniversary

Star Formation in the DR21 Region (B)