U.S. Spacewalk 99
This documentary details U.S. Spacewalk 99, an extravehicular activity (EVA) conducted by NASA astronaut Jessica Meir and European Space Agency (ESA) flight engineer Sophie Adenot. The spacewalk was scheduled for September 1, with an approximate start time of 8:30 a.m. EDT (1230 UTC).
During the spacewalk, the astronauts performed several maintenance tasks on the International Space Station (ISS). These tasks included replacing a retroreflector on the forward port of the Harmony module, installing jumper cables for data-relay systems, preparing the Alpha Magnetic Spectrometer’s radiator for future maintenance, and replacing a high-definition camera located on the station’s truss. Adenot was designated as spacewalk crew member 1, wearing a suit with red stripes, while Meir served as crew member 2, wearing an unmarked suit.
Key Themes & Topics Examined
- International Space Station (ISS) operations
- Extravehicular activity (EVA) procedures
- Space station maintenance and repair
- Astronaut roles and responsibilities
- International collaboration in space exploration
Archival & Investigative Sources
- NASA official announcements and press releases
- ESA mission documentation
- Live coverage and telemetry data from the spacewalk
- Astronaut mission logs and communications
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Frequently Asked Questions
What was the primary objective of U.S. Spacewalk 99?
The primary objective was to perform various maintenance and upgrade tasks on the International Space Station, including equipment replacement and system preparation.
Who were the astronauts involved in U.S. Spacewalk 99?
The spacewalk was conducted by NASA astronaut Jessica Meir and ESA flight engineer Sophie Adenot.
What specific tasks were performed during the spacewalk?
Tasks included replacing a retroreflector, installing data-relay jumper cables, preparing the Alpha Magnetic Spectrometer’s radiator, and replacing a high-definition camera.







