Top Story: Spitzer Sees Shining Stellar Sphere

Millions of clustered stars glisten like an iridescent opal in a new image from NASA's Spitzer Space Telescope. more...

What's Happening: The Second Stellar Baby Boom

When it comes to giving birth, galaxies don't seem to have a "ticking biological clock." In fact, observations from NASA's Spitzer Space Telescope show that old galaxies were the biggest producers of new stars when our universe was half of its current age of 13.6 billion years. more...

From RAS: Two Supernova Factories Found in the Milky Way

The discovery of two "supernova factories", rare clusters of Red Supergiant (RSG) stars, located in the Galactic Bar of the Milky Way will be presented at the RAS National Astronomy Meeting in Belfast on Tuesday 1st April. more...

Recent News

Spitzer Spots Ancient Cosmic Urban Sprawl (April 8, 2008)

Spitzer Finds Organics and Water Where New Planets May Grow (March 13, 2008)

Cosmic Searchlights Reveal "Lost" Galaxies (March 24, 2008)

Spitzer's Eyes Perfect for Spotting Diamonds in the Sky (February 26, 2008)

Many, Perhaps Most, Nearby Sun-Like Stars May Form Rocky Planets (February 17, 2008)

Astronomers Eye Ultra-Young, Bright Galaxy in Early Universe (February 12, 2008)

Spitzer Catches Young Stars in Their Baby Blanket of Dust (February 11, 2008)

Cosmic Suburbia is a Better Breeding Ground for Stars (January 25, 2008)

NASA Unveils Cosmic Images Book in Braille for Blind Readers (January 15, 2008)

Even Thin Galaxies Can Grow Fat Black Holes (January 10, 2008)

One Million Downloads for the Hidden Universe (December 21, 2007)

10,000 Earths' Worth of Fresh Dust Found Near Star Explosion (December 20, 2007)

Spitzer Studies Struggle of Galactic Teenagers (December 14, 2007)

A Classic Beauty (December 11, 2007)

Embryonic Star Captured with Jets Flaring (November 29, 2007)

Youthful Star Sprouts Planets Early (November 28, 2007)

Astronomers Say Moons Like Ours Are Uncommon (November 20, 2007)

Spitzer Researcher Named 2007 Scientist of the Year (November 13, 2007)

Spitzer Spies a Stellar Bubble Blower (November 8, 2007)

Missing Black Hole Report: Hundreds Found! (October 25, 2007)

To Catch a Galactic Thief (October 22, 2007)

Infrared Galaxies Didn't Always Prefer the 'Suburbs' (October 17, 2007)

Astronomers Find Dust in the Wind of Black Holes (October 9, 2007)

The Spitzer Space Telescope is a NASA mission managed by the Jet Propulsion Laboratory. This website is maintained by the Spitzer Science Center, located on the campus of the California Institute of Technology and part of NASA's Infrared Processing and Analysis Center.