All of this work should keep mission scientists busy for some time to come.
"We have about two years of data that we have yet to fully search; we're still in the process of searching through the third year of data," Jenkins said. "I think that this could occupy us for another two to three years, easily."
The Kepler mission's total pricetag is about $600 million thus far, and it costs about $20 million per year to operate the spacecraft and analyze the data, NASA officials have said.
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