Quasar Lenses

Coiled Creature of the Night

The King of Rings

Multi-Wavelength Views of Messier 81

Probing Exoplanets From the Ground (Artist Concept)

Spitzer Sees Stray Starlight (Artist's Concept)

How to Spot a Primitive Black Hole

Spectrum from Faint Galaxy IRAS F00183-7111

Hello to Arms

Unwrapping the Pillars

Kepler-62e (Artist Concept)

Young Stars Emerge from Orion's Head

The Hidden Galaxy

Tycho's Supernova Remnant

Clumps of Cold Stuff Across the Sky

A Collage of Nearby Galaxies

NASA's SOFIA Captures Images of the Planetary Nebula M2-9

Anatomy of a Triangulum

Blowin' in the Stellar Wind

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

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

New Views of a Familiar Beauty

Cassiopeia A: Death Becomes Her

NASA's Spitzer Finds Water Vapor on Hot, Alien Planet (Artist's Concept)

Spitzer Finds Clarity in the Inner Milky Way

Galaxy M82

Backwards Spiral Galaxy

Churning Out Stars

Jumbo Jellyfish or Massive Star?

Earth-class Planets Line Up

All That Remains of Exploded Star

Spitzer Sees Water Loud and Clear

Galaxy Centaurus A

CW Leo

Slender Galaxy with Robust Black Hole

Star Cluster Overshadowed by Infrared Objects

Cosmic Caper Unfolds in Infrared

Spitzer Reveals Stellar 'Family Tree'

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

Oxygen No Longer Lost in Space

Cosmic Swirly Straws Feed Galaxy

A Year in the Life of an Infrared Echo

Saturn Family Tour

Face on Barred and Ringed Spiral Galaxy NGC 3351

Dark Star-Making Factory

Adding up Stars in a Galaxy

A Dwarf Galaxy's Star Bar and Dusty Wing

Extremely Bright and Extremely Rare

Cosmic Ornament of Gas and Dust

Star Field in the Constellation Cepheus

Seeing Stars in Serpens