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crosscountry
2011-Aug-03, 04:09 AM
"But the Wide-field Infrared Survey Explorer (WISE) spacecraft, launched in 2009, isn't troubled by daylight because, as its name suggests, it sees in the infrared."
http://www.time.com/time/health/article/0,8599,2085982,00.html

Actually, it is not troubled by daylight because, as it's location suggests, it's in space.