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

Exotic Exoplanet (Artist's Concept)

Dusty Dead Star

Andromeda

Galaxies Collide to Create Hot, Huge Galaxy

Mira Soars Through the Sky

Galaxies Burn Bright Like High-Wattage 'Light Bulbs'

Little Galaxies Pack a Big Punch

Fornax Galaxy Cluster

Gorilla Black Hole in the Mist

Galaxy Messier 83

A Journey of Light Through Space and Time

Prehistoric Black Hole (Artist's Concept)

Entire Sky

Red Giant Plunging Through Space

Coiled Creature of the Night

Pinwheel Looks 'Fab' in Infrared

In the Blackest Night, a Green Ring Nebula

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

Analyzing the Pieces of a Warped Galaxy

A Glimpse of the Milky Way

Anomalous Arms

Beyond the Veil

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

Triple Scoop from Galaxy Hunter

How to Find a Tiny Wobble in a Zippy Star

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

Rocky Ring of Debris Around Vega (Artist Concept)

Dwarfs in Coma Cluster

Dwarf Galaxies Swimming in Tidal Tails

Mapping the Infrared Universe: The Entire WISE Sky

Lining Kepler Habitable Zone Planets Up

Kepler-20e -- The Smallest Exoplanet (Artist's Concept)

WISE's Last Light

How to Measure the Spin of a Black Hole (Artist's Concept)

GALEX 1st Light Compilation

An Audience Favorite Nebula

The Case of the Disappearing Continent

Ancient Galaxy Cluster Still Producing Stars

The Helix Nebula: Unraveling at the Seams

Stellar Debris in the Large Magellanic Cloud

Planetary Family Portrait

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

Exotic World Blisters Under the Sun (Artist Concept)

Planck Sees Perseus

Lump of Planetary Stuff

Galactic Wheels within Wheels

All Eyes on Oldest Recorded Supernova

Supernova Dust Factory in M74

Now You See a Tail, Now You Don't

How to Pluck a Spectrum from a Planet