Space Shuttle Discovery. The Space Shuttle Discovery takes off on a mission upgrade and repair Hubble Telescope in 1999. Once it gets close enough Hubble, the shuttle uses its robotic arm tow the telescope into its cargo bay for astronauts work on. Astronauts routinely visit Hubble Telescope perform maintenance work and install new instruments, thanks the telescope's unique construction with replaceable parts (NASA Media Archives). Buy this as a superb wall poster, a canvas print or a framed print.