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Nasa zeroes in on cause of Hubble’s trouble

Nasa zeroes in on cause of Hubble’s trouble

Science
NASANasa has identified the possible cause of a problem that has stopped the Hubble telescope from being used for astronomy.It's the worst glitch in years to hit the venerated observatory.An onboard computer halted on 13 June, leading to the science instruments being put in "safe mode" - where non-essential systems are shut down.Now the possible origin of the malfunction has been traced, experts will attempt a fix.They will begin switching over to back-up hardware on Thursday, in an effort to get one of the most important scientific tools in history up and running again.Although astronomy observations have been suspended since June, Nasa says the telescope itself and the science instruments are healthy.Hubble delivers stunning 30th birthday pictureHubble telescope's Universe revealed in 3D...