In this article the author discusses astronauts' problems of adaptationto microgravity in relation to dancers' body perceptions of space and time.Space sickness hampers the pleasures of being free from gravity; it alsohandicaps space-mission programs. To prevent space sickness, astronautsare submitted to a training program that is primarily physiologicaland medical. The author is developing a new training system (complementaryto existing training methods), based on dance techniques, for improvingthe physical consciousness of astronauts -focusing on the body as subjectiveexperience.