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In tight quarters, Artemis II astronauts stay fit with the flywheel

NPR | By Katia Riddle
Published April 8, 2026 at 4:47 PM CDT

The human body isn't meant to exist without gravity. The astronauts aboard Artemis II are combatting potential physiological damage using an elegantly engineered exercise machine called the flywheel.

Copyright 2026 NPR
Katia Riddle
[Copyright 2024 NPR]