Across
- 2. urine collection device
- 5. the unlimited or incalculably great three-dimensional realm or expanse in which all material objects are located and all events occur
- 7. universal time
- 9. a Russian or Soviet astronaut
- 10. portable life-support system
- 12. international space station
- 13. search for extraterrestrial intelligence
- 15. a hypothetical distortion of the space-time continuum that would allow space explorers to travel faster than light
- 16. the science that deals with the material universe beyond the earth's atmosphere
- 17. having no actual weight; a state in which an object has no actual weight
- 19. simplified aid for EVA rescue
- 22. manipulator foot restraint
- 23. the process in which energy is emitted as particles or waves
- 25. any of the heavenly bodies, except the moon, appearing as fixed luminous points in the sky at night
- 26. the force of gravity
- 27. european space agency
- 28. orbital maneuvering system
Down
- 1. moistness; dampness
- 3. trash airlock
- 4. the condition in which the apparent effect of gravity is zero, as in the case of a body in free fall or in orbit
- 5. shuttle remote manipulator system
- 6. extravehicular activity
- 8. thermal protection system
- 11. solid rocket booster
- 13. a manned spacecraft
- 14. unidentified flying object
- 18. space station remote manipulator system
- 20. reusable surface insulation
- 21. mineral needed for the development of bones
- 24. National Aeronautics and Space Administration
- 26. global positioning system