Space & Innovation

5 Awesome Discoveries Made by the Hubble Telescope

This massive instrument has taught us a great deal about the cosmos

After more than 25 years of space exploration and over 1.2 million observations, the Hubble Telescope is going into retirement, Since being launched into space, this magnificent instrument has taught us a great deal about the universe. For instance, Hubble helped us better understand the approximate age of the universe (between 13 and 14 billion years, for those keeping track at home). Check out some more of Hubble's best moments in the video below:

Be sure to watch Telescope, a new documentary about NASA's Webb Telescope -- Hubble's larger, more advanced successor. Telescope premieres February 20 at 9/8 central on Discovery!