Tag: HST
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How the Space Shuttle completed a final, daring Hubble repair 15 years ago
The Hubble Space Telescope continues to operate to this day in part due to the work performed 15 years ago by the crew of STS-125. Dubbed Hubble Servicing Mission 4 (HSM 4), scientists knew this would be their final chance to use the space shuttle to visit and upgrade the orbiting laboratory. As we look…
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Teams evaluate Hubble safe mode event, history of telescope leads to JWST
Thirty-one years after its launch, and 12 years after its most-recent servicing mission, the NASA/ European Space Agency (ESA) Hubble Space Telescope remains in safe mode on orbit as operators work to determine why the iconic observatory ceased science operations at 02:38 EDT on October 25. The latest safe mode event continues to publicly show…