Chandra

Pandemic may delay several NASA astrophysics missions
Several NASA astrophysics missions in various stages of development are likely facing delays because of the coronavirus pandemic, an agency official said.

NASA makes progress on fixing Hubble gyro
Engineers have made progress correcting a faulty gyro on the Hubble Space Telescope, making NASA optimistic the space telescope can resume normal operations in the near future.

NASA addressing problems with Hubble and Chandra space telescopes
As one group of engineers continues to diagnose a gyro problem that has sidelined the Hubble Space Telescope, another is dealing with a problem that has put operations of another large space observatory on hold.