Computer glitch sends NASA's Hubble Space Telescope into safe mode

NASA is troubleshooting a memory problem that put the telescope's instruments into safe mode and slowed its science roll. The Hubble Space Telescope has spent over three decades scanning the cosmos, bringing us glorious images and data from our universe. The spacecraft is showing its age. The Hubble team is now troubleshooting a problem with the telescope's payload computer -- a piece of hardware built in the 1980s -- that controls its science instruments.

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