Hubble Space Telescope working again after 3-week shutdown

CAPE CANAVERAL, Fla. (AP) — The Hubble Space Telescope is studying the cosmos once again after a three-week shutdown.
NASA says the orbiting observatory resumed scientific observations over the weekend.
Hubble’s pointing system was compromised earlier this month when an old gyroscope finally failed. The backup did not kick in properly, forcing flight controllers to come up with a fix. Controllers managed to coax the backup gyroscope into operation through a variety of maneuvers and s