Where have all the stars gone?
In many cities, light pollution is making the night sky harder and harder to spot. In fact, many kids are growing up never having seen the Milky Way:
“We’d be a very different people if could never see the stars,” says Debra Elmegreen, president of the American Astronomical Society
Infrared Camera Sees Through Stardust to the Edge of the Universe
A look at what the Spitzer Space Telescope has captured since its 2003 launch — including the edge of the universe, the Milky Way’s “mountains of creation” and the Sombrero Galaxy.
The most massive, hottest, brightest galaxy cluster ever seen has been discovered 7 billion light years away. Nickname? El Gordo — Spanish for “the fat one.” Photo here
The above photo is the Large Magellanic Cloud galaxy in infrared light.
The ribbons seen in the image are giant ripples of dust spanning tens or hundreds of light-years. Color indicates temperature. The coolest areas appear in red; the hottest in blue. PHOTO: ESA/NASA/JPL-CALTECH/STSCI.
More NASA photos
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