1. Types of Telescopes
A quick look at some of the advancements made in scientific tools that have changed our view of the universe.

2. Chandra X-Ray Observatory Launched in 1999

3. Galileo’s Telescope First used in 1609

4. Arecibo Radio Telescope Built in 1963

5. Spitzer Infrared Telescope Launched in 2003

6. Yerkes Telescope Built in 1897

7. Fermi Gamma Ray Telescope Launched in 2008

8. Astro 1 and 2 Ultraviolet Telescopes Launched in 1990

9. Very Large Array Radio Telescopes Built in 1980

10. Newton’s Telescope Built in 1668

11. Hubble Telescope Launched in 1990