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Hubble Space Telescope - Wikipedia
To Save Hubble Space Telescope, NASA Will Switch to Backup Hardware
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NASA Aims to Fix Hubble by Switching to Backup Hardware | Digital Trends
To Save Hubble Space Telescope, NASA Will Switch to Backup Hardware. The problem stumped engineers for weeks, but they're finally ready to try switching to backup hardware. A NASA scientist says there's
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NASA still trying to identify what took Hubble offline | Ars Technica
NASA Returns Hubble Space Telescope to Science Operations - NASA
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NASA Hubble Space Telescope fixed by turning switch on and off
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