NASA's Swift Telescope is Back, but Time is Running Out NASA's Neil Gehrels Swift Observatory has returned to studying the universe, but its precarious orbit means this may be its final lap around the block.
The spacecraft was forced back online after a hiatus, and with two of its three science instruments operational, it's providing valuable insights into cosmic events once again.
For 21 years, Swift has been one of NASA's most versatile and valuable observatories.