How many years did it take to construct the Hubble Telescope?

Eight years. The idea of the Hubble Space Telescope started to gain traction in the 1960s, but it wasn’t until 1977 that Congress approved any funds to begin development. The telescope was completed in 1985 and launched in 1990. read more

For more than 15 years, the Hubble Space Telescope has been providing scientists and the public with spectacular images of deep space. One of the most technologically advanced pieces of equipment that humans have put into orbit, Hubble has helped researchers make important discoveries about our universe, ranging from planets and stars to galaxies and cosmology. read more

It took 20 years to build and launch the hubble telescope, a total of seven years after the proposed launched date in 1983, and even then it was not. read more