The Hubble Array was a space-based telescope active around Earth in at least the 21st century. Sally Jacobs of UNIT once reported that the array was following the course of the Sycorax ship. (TV: The Christmas Invasion)
Behind the scenes[]
In the real world, it's somewhat imprecise to call the Hubble Space Telescope the "Hubble Array", because the arrays aboard the telescope were solar reflectors used to power the device.