Young Solar System in the Making (Artist Concept)

Young Stars in Their Baby Blanket of Dust

Why Are Galaxies So Smooth?

Finding Forsterite Around a Developing Star

Whirlpool Galaxy

Signature of a Carbon-Rich Planet

It's Not a Bird or a Plane

'Ghost of Mirach' Rears its Spooky Head

A Stellar Ripple

First Look at Milky Way's Monster in High-Energy X-ray Light

Where Kepler Sees

Wanted: Galactic Thief Who Steals Gas

Giant Star Goes Supernova, Smothered by its own Dust (Artist's Concept)

Ghost Head Nebula

Star Field in the Constellation Cepheus

Beyond the Borders of a Galaxy

Comet 'Bites the Dust' Around Dead Star (Artist Concept)

Luminous Blue Variable: Destined To Be a Supernova?

Cosmic Rosebud

Anomalous Arms

M81 Galaxy is Pretty in Pink

Artist's Impression of Starburst Galaxy

Amazing Andromeda Galaxy

Portrait of a Galaxy's Life

NASA's Great Observatories Celebrate the International Year of Astronomy

Portrait of Our Dusty Past (Artist Concept)

Protostar LRLL 54361

Birth of an Earth-like Planet (Artist concept)

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

Quasar Lenses

Surprise Ultraviolet Party in the Sky

Stellar 'Incubators' Seen Cooking up Stars

Sowing the Seeds of Planets? (Artist's Concept)

Menkhib and the California Nebula

Massive Young Star and its Cradle

Globular Cluster NGC 1851 in the Southern Constellation Columba

How to Pluck a Spectrum from a Planet

Supergiant Star Near Giraffe's Hind Foot

Stormy Clouds of Star Birth

Spitzer Finds Clarity in the Inner Milky Way

Oxygen in Orion

Multi-Wavelength Views of Messier 81

The Case of the Disappearing Continent

Coiled Creature of the Night

Silicates in Alien Asteroids

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

All Eyes on Oldest Recorded Supernova

Ancient Supernova Revealed

Climbing the Cosmic Distance Ladder (Artist's Concept)

'Mini-Me' Solar System (Artist Concept)

At the Heart of Blobs (Artist Concept)