Ancient Supernova Revealed

Alien Asteroid Belt Compared to our Own (Artist Concept)

Planetary Nebula NGC 7293 also Known as the Helix Nebula

In the Grip of the Scorpion's Claw

Peculiar Features in Patterns of Ancient Light

Dwarfs in Coma Cluster

Echoes of a Stellar Ending

Mira's Tail There All Along

Our Chaotic Neighbor

North America Nebula in Different Lights

Mapping the Infrared Universe: The Entire WISE Sky

Circumstellar Disk Around Fomalhaut

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

Mapping the Infrared Universe: Part 1

Thor's Helmet

Mira Soars Through the Sky

Milky Way Dust at Different Scales

GALEX 1st Light Far Ultraviolet

Galaxy UGC10445

The Swirling Arms of the M100 Galaxy

Supernova Dust Factory in M74

Star Formation Everywhere You Look

Baby Stars Finally Found in Jumbled Galactic Center

Cosmic Rosebud

M33: A Close Neighbor Reveals its True Size and Splendor (3-color composite)

Ring of Stellar Death

How to Pluck a Spectrum from a Planet

Backwards Spiral Galaxy

Bright Lights, Green City

Misty Star in the Sea Serpent

Dissecting a Light Echo

WISE's View of a Wispy Cloud

Galactic Haze seen by Planck and Galactic 'Bubbles' seen by Fermi

Galactic Bubble

A Super Special Galaxy

Sounds of the Ancient Universe

Climbing the Cosmic Distance Ladder (Artist's Concept)

Great Observatories Present Rainbow of a Galaxy

Dragonfish Coming At You in Infrared

Galaxy NGC 247

A WISE 'Eye' on the Whole Sky

Celestial Cities and the Roads That Connect Them

Bubbly Little Star

Betelgeuse's Enigmatic Environment

Black Widow Nebula Hiding in the Dust

Cosmic Ocean Dweller

Exotic World Blisters Under the Sun (Artist Concept)

Great Observatories' Unique Views of the Milky Way

Planck's View of Orion

Wave of a Planet

Herschel's Cool Universe (Artist's Concept)