Tonight's Sky
Sun
Sun
Moon
Moon
Mercury
Mercury
Venus
Venus
Mars
Mars
Jupiter
Jupiter
Saturn
Saturn

Tonight's Sky — Change location

OR

Searching...

Tonight's Sky — Select location

Tonight's Sky — Enter coordinates

° '
° '

A history of service

The Hubble Space Telescope has remained viable thanks to a series of servicing missions by NASA astronauts.
Since astronauts on the space shuttle Discovery deployed the Hubble Space Telescope in April 1990, NASA has sent four separate missions to service the orbiting observatory. Although none of the later servicing missions had the impact of the first one, which corrected the telescope's blurry vision, they have helped keep Hubble at the forefront of astronomical research. Here is a rundown on what each servicing mission accomplished, along with plans for future telescope upgrades....

Already a subscriber? Register now!

Registration is FREE and takes only a few seconds to complete. If you are already registered on Astronomy.com, please log in below.
ADVERTISEMENT

FREE EMAIL NEWSLETTER

Receive news, sky-event information, observing tips, and more from Astronomy's weekly email newsletter.

ADVERTISEMENT
ADVERTISEMENT
BoxProductcovernov

Click here to receive a FREE e-Guide exclusively from Astronomy magazine.

Find us on Facebook

Loading...