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Space

Hubble Space Telescope taken out of action by faulty gyroscopes

By Sam Wong

8 October 2018

Hubble Space Telescope

Hubble has been operating for almost three decades

NASA

One of astronomers’ most important windows on the universe, the Hubble Space Telescope, has been taken offline after two of its gyroscopes failed.

“Very stressful weekend,” Hubble’s deputy mission scientist, Rachel Osten, . “Right now HST is in safe mode while we figure out what to do.”

Hubble has six gyroscopes, which measure the rate of motion as it moves, ensuring the telescope stays pointing in the right direction. Three are needed for it to work most efficiently, but two had previously failed and two went down over…

Article amended on 9 October 2018

We corrected the name of Hubble’s deputy mission scientist.

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