WASHINGTON — The Hubble Space Telescope marked its 35th anniversary ... Three years later, NASA astronauts visited the observatory for its first service mission and were able to perform repairs ...

In the years since, it has demanded the world’s ... capacities on all five of the Space Shuttle Hubble Space Telescope service missions.

WASHINGTON — The Hubble Space Telescope marked its 35th anniversary this week and ... according to the Associated Press. Three years later, NASA astronauts visited the observatory for its first ...