Hubble Tool Time Episode 6: Servicing Mission 4

The video features NASA astronaut John Grunsfeld, astronaut trainer Christy Hansen, and EVA engineer Ed Rezak discussing the challenges and solutions involved in repairing the Hubble Space Telescope. They explain the importance of extra-vehicular activities (EVA), the design of astronaut-friendly tools, and the use of a fastener capture plate to prevent screws from floating away. The video also highlights the detailed procedures and training required for successful spacewalks, emphasizing safety and precision in a vacuum environment.

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