New planets 'could host life'
NASA says three new planets that could host life have been discovered. The "super Earth-sized" worlds were found in the habitable zone outside the solar system by NASA's Kepler satellite.
NASA findings show there are 'many habitable planets'
NASA scientist Tom Barclay says new discoveries by the Kepler satellite mean habitable planets are no longer just "theoretical":
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PM vows 200,000 cut-price homes for first-time buyers
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