That job led him to build telescopes on the side.

How in the world does one build a telescope on the moon?

The team said some improvements could be made without building new telescopes.

The program shows us an early telescope, presumably built by the master.

He then went on to build his second and third telescopes from kits.

Some people believe that Galileo was the first person to build a telescope.

He had built a telescope a few years later.

I would like to have them build a telescope.

The only way to achieve this was by building larger telescopes, and the race to do that is now in full swing.

"I mean to built a telescope with a space eye big enough and powerful enough to do it!"