Weekly Science Update

 IRAC shallow survey
An infrared image of the complete IRAC shallow survey, with its hundred[s] of thousands of sources. Scientists have devised a new method to identify the rare objects in these kinds of images. Insets highlight a group of galaxies (central), a nearby galaxy (lower right), and a distant cluster of galaxies (lower left).
Credit: NASA Spitzer Space Telescope
Low Resolution Image (jpg)
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