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Exploring Black Holes and Spacewalk Procedures
The chapter delves into the distinction between super massive black holes and stellar-sized black holes, touching on the prevalence of the former in galaxies and the challenges in detecting the latter. It also discusses the detailed procedures and safety measures astronauts must follow before and during a spacewalk, including in-suit light exercise and spacesuit inspections. The chapter concludes with the excitement of a successful sample return mission from an asteroid, reflecting on the significance of this NASA achievement.