Circle of Ashes

Galaxies Gather at Great Distances

Pinwheel Galaxy Rainbow

Amazing Andromeda Galaxy

Stellar Jewels Shine in New Spitzer Image

What's Old is New in the Large Magellanic Cloud

Extremely Bright and Extremely Rare

Water's Early Journey in a Solar System (Artist Concept)

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

Black Hole Grabs Starry Snack (Artist Concept)

Mega Galaxy Merger

Fires of Galactic Youth (Artist Animation)

Standard Candle in the Wind

WISE Beholds a Pair of Dancing Galaxies

Planetary Family Portrait

Heart and Soul

Exotic Exoplanet (Artist's Concept)

The Seven Sisters Pose for Spitzer

Seeing Baby Dwarf Galaxies

All-sky Image of Molecular Gas and Three Molecular Cloud Complexes seen by Planck

Spitzer's First Warm Images

Smokin' Hot Galaxy (animation)

Messier 101 Single Orbit Exposure

WISE's Last Light

Embedded Outflows from Herbig-Haro 46/47

Dwarf Galaxies Swimming in Tidal Tails

Great Observatories' Unique Views of the Milky Way

Circumstellar Disk Around Fomalhaut

WISE Catches the Lagoon Nebula in Center of Action

Globular Cluster NGC 1851 in the Southern Constellation Columba

Galaxy Mission Completes Four Star-Studded Years in Space

Portrait of a Galaxy's Life

NASA's Galaxy Mission Celebrates Sixth Anniversary

Plentiful Planetary System (Artist Concept)

Andromeda's Colorful Rings

A Dying Star in a Different Light

Where Galactic Snakes Live

Herschel Sees Through Ghostly Pillars

The King of Rings

Star Formation in the DR21 Region (B)

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

Hubble Deep Field Image Unveils Myriad Galaxies Back to the Beginning of Time

Misty Star in the Sea Serpent

Weird Warm Spot on Exoplanet

Exposing Black Holes Disguised in Dust

Entire Sky

Astronomers Uncover One of the Youngest and Brightest Galaxies in the Early Universe

Steamy Solar System

Signature of a Carbon-Rich Planet

Bursting with Stars and Black Holes (Artist Concept)

Lighting up a Dead Star's Layers