Astronauts are preparing to rendezvous one last time to refurbish and re-boost the venerable Hubble Space Telescope. Its a dangerous mission, so why is Hubble worth the risk? Hubble has been the key that has unlocked many secrets of the Universe. Take an excursion into the high frontiers of space as we explore the epic discoveries of made with Hubble. See how Hubble has explored the creation of stars and planets, the glory of supernovas, the formation of super massive black holes, charted dark matter and changed forever our understanding of reality itself. See how Hubble has glimpsed the origins of our Universe and the end of time. And see what NASA has planned for the orbiting telescope, and the successor to the Hubble program, the "James Webb Space Telescope".

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