Astronomers have turned to an unexpected place to study the evolution of planets -- dead stars. more...
Press Release: Astronomers Find the Two Dimmest Stellar Bulbs
It's a tie! The new record-holder for dimmest known star-like object in the universe goes to twin "failed" stars, or brown dwarfs, each of which shines feebly with only one millionth the light of our sun. more...
Also, hear the Dim Dwarfs podcast...
What's Happening: New Image Shows the Power of Visual Remix
The same way a visible-light photographer can choose to shoot black and white instead of color, astronomers using NASA's Spitzer Space Telescope have their choice of what colors to use or not use in their images. more...
From CfA: Baby Jupiters Must Gain Weight Fast
Smithsonian astronomers examined the 5 million-year-old star cluster NGC 2362 with NASA's Spitzer Space Telescope, which can detect the signatures of actively forming planets in infrared light.
more...
From CIW: Zeroing in on Hubble's Constant
In the early part of the 20th Century, Carnegie astronomer Edwin Hubble discovered that the universe is expanding. The rate of expansion is known as the Hubble constant.
more...
Recent News
- Planets Living on the Edge (December 16, 2008)
- Rivers of Gas Flow Around Stars in New Space Image (December 08, 2008)
- Vivid View of Tycho's Supernova Remnant (December 03, 2008)
- Dusty Shock Waves Generate Planet Ingredients (November 11, 2008)
- Closest Planetary System Hosts Two Asteroid Belts (October 27, 2008)
- NASA's Spitzer Gets Sneak Peek Inside Comet Holmes (October 13, 2008)
- Splashy Portrait Helps Explain How Stars Form (October 08, 2008)
- Massive Young Stars Trigger Stellar Birth (October 07, 2008)
- Artists and Astronomers 'Observe' the Universe Together (October 07, 2008)
- Infrared Echoes give NASA's Spitzer a Supernova Flashback (October 01, 2008)
- Generations of Stars Pose for Family Portrait (August 22, 2008)
- Spitzer Podcasts Downloaded Over 7 Million Times (September 23, 2008)
- Water Hit with Young Star's Best Shot (September 18, 2008)
- The Spitzer Space Telescope and the Los Angeles Arboretum Team Up for Terrabyte (September 10, 2008)
- Celebrate Spitzer's 5th Anniversary at Griffith Observatory! (August 19, 2008)
- Spitzer Notices Star Birth Spike in Galaxies Moving to Cosmic Cities (August 06, 2008)
- Spitzer Reveals 'No Organics' Zone Around Pinwheel Galaxy (July 21, 2008)
- Brightest Star in the Galaxy has New Competition (July 15, 2008)
- Rare 'Star-Making Machine' Found In Distant Universe (July 10, 2008)
- Spitzer Captures Stellar Coming of Age in Our Galaxy (June 03, 2008)
- Stellar Lightweight Causes a Mysteriously Massive Explosion (June 23, 2008)
- Two of the Milky Way's Spiral Arms Go Missing (June 03, 2008)
- Scientists Hold Séance for Supernova (May 29, 2008)
- Strange Ring Found Circling Dead Star (May 28, 2008)
- Spitzer Finds Cosmic Neon's Sweet Spot (May 16, 2008)
- New Software Brings the Universe to Your Computer (May 13, 2008)
- The Second Stellar Baby Boom (April 30, 2008)
- Spitzer Sees Shining Stellar Sphere (April 10, 2008)
- 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)
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