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Hubble's Amazing Universe

More than a celestial mechanic, John Grunsfeld is a PhD astronomer and an astronaut on his fourth servicing mission to Hubble.
The Hubble Space Telescope is perhaps the most renowned telescope in the world; responsible for unlocking many mysteries of the final frontier. Now it is in danger of being lost forever. Now, it's spiraling toward the Earth, and astronauts are embarking on a dangerous mission to fix it. Glimpse the far ends of the universe through the Hubble, and meet one of the astronauts risking everything to save it.