Your Brain
Free trial of PBS Documentaries or buy
PRIMETIME EMMY® winner
Original version
Season 1
Hunting the Edge of Space
2 episodes
1. Part 1
1. Part 1
A history of telescopes, from Galileo's refractor to Newton's reflector and beyond, including key discoveries. Take a closer look at recent missions, including the voyage of the Cassini spacecraft to Saturn, the Kepler telescope's search for planets beyond our solar system, and the Herschel Space Observatory's examination of the Milky Way.
53min
Apr 5, 2010
2. Part 2
2. Part 2
The Ever-Expanding Universe investigates a battery of high-tech telescopes that are joining the Hubble Space Telescope on its quest to unlock the secrets of our universe, a cosmos almost incomprehensible in its size, age and violence.
53min
Apr 12, 2010
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