Prehistoric Black Hole (Artist's Concept)

Dead Star Creates Celestial Havoc

NASA's Galaxy Mission Celebrates Sixth Anniversary

A Planet as Big as its Star

NGC 4569

It's Twins! Spitzer Finds Hidden Jet

Galaxy NGC 3079

Dead Star Warps Light of Red Star (Artist's Animation)

Unmasking a Hidden Glow

Galaxy Messier 51

Dust in the Quasar Wind (Artist Concept)

WISE Peers into the Stellar Darkness

Multi-Wavelength Views of Protostars in IC 1396

Messier 101

Little Galaxies Pack a Big Punch

NASA's Great Observatories Witness a Galactic Spectacle

Flaring Black Hole (Artist's Concept)

Now You See a Tail, Now You Don't

Ghost Head Nebula

NASA's Great Observatories Celebrate the International Year of Astronomy

It's Raining Comets (Artist's Concept)

NGC 300

Hiding Out Behind the Milky Way

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

Buckyballs Jiggle Like Jello (Artist Concept)

At the Heart of Blobs (Artist Concept)

Life's Starting Materials Found in Dusty Disk

Invisible Galaxies Come to Life! (Artist Concept)

An Unexpected Scattering of Light

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

Galaxy NGC5398

A Real Shooting Star (Artist Concept)

Undercover Jet Exposed

Magician of a Planet Disappears to Reveal Itself

Anomalous Arms

Star Formation in Henize 206

White Dwarfs: Small and Strong

Ant Nebula

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

Cosmic Ornament of Gas and Dust

NGC 7293, the Helix Nebula

Echoes of a Stellar Ending

A Natal Microcosm

Reigning Title-Holder for Coldest Brown Dwarf

GALEX 1st Light Near Ultraviolet

Pinwheel Looks 'Fab' in Infrared

Ingredients for Life (Artist's Concept)

Two Suns Raise Family of Planetary Bodies (Artist Animation)

The Homes of Quasars

Sombrero Galaxy Not So Flat After All

Stars Adorn Orion's Sword