Weightless Environment Training Facility: Simulating Space Conditions Underwater
An astronaut trains underwater in a spacesuit with the help of two divers

The information in this video was accurate as of the original publication date.

Audience: Educators and Students
Grades: 5-8
Year: 1991


This NASA segment explores how astronauts practice on Earth for missions in space. Viewers watch footage of astronauts in the Weightless Environment Training Facility, or WETF, as they perform maintenance exercises in a shuttle mock-up underwater. The segment emphasizes the amount of time and effort expended in training.

* Note: Astronauts now use the Neutral Buoyancy Laboratory to practice for spacewalks. The NBL is located near NASA's Johnson Space Center in Houston.


Weightless Environment Training Facility: Simulating Space Conditions Underwater
Duration: 2 minute 29 seconds
> View QuickTime [8MB]


This video clip is part of the Liftoff to Learning: Go for EVA DVD that may be ordered from the Central Operation of Resources for Educators, or CORE  →.


Other video learning clips in this series:
ExtraVehicular Activity (EVA): Astronauts Walk in Space
Environment, Temperature and Space Debris Pose Challenges for Space Walkers
Earth's Atmosphere: How Does It Differ From the Atmosphere in Space?
A Look at the Development of the Spacesuit, From Past to Present
A View of Astronauts Walking in Space