Year of the Comet
Comet C/2011 L4 (PANSTARRS)

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Comet C/2012 S1 (ISON)

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Web Extras

The CMB through the eyes of spacecraft

As technology has advanced, so has the ability to map the cosmic microwave background in extreme detail.
By Liz Kruesi
Published: January 28, 2013
04_cmb
The cosmic microwave background (CMB) holds an immense amount of information about the universe’s properties. The key is to map this radiation in such a way to capture the smallest detail. Scientists have come a long way since first detecting the CMB in the mid-1960s.

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