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General Inquiry: Associate Director, Engineering Directorate
Phone: 281.483.8991

Mailing Address:
National Aeronautics & Space Administration
Johnson Space Center
Mail Code: EA
2101 NASA Parkway
Houston, Texas 77058

JSC Engineering Web Address:

Test Facilities Guide

Engineering Test Facilities Guide

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Chamber E

    JSC Chamber EChamber E
    Photo credit: NASA

    Johnson Space Center’s Chamber E is a thermal vacuum chamber designed for relatively large gas loads at high vacuum. It is equipped with cold walls, an on-axis filtered xenon solar simulator, and pumping systems suitable for trace-contaminant sensitive tests.


    Working Dimensions: 4.6 ft diameter x 9.5 ft) deep
    Types of pumps: Diffusion pumps for high vacuum
    Pumpdown Time: 8 hrs
    Repressurization: Nitrogen or air
    Full Chamber Shroud: Subcooled 90 K (-298 F) LN2 shroud 130,000 W total heat absorption capacity, 1615 W/m2 (150 W/ft2) maximum heat flux
    Wall Emissivity: 0.95
    Measurement: Real-time traversing radiometer system
    Usable Features Large gas load capability due to oversized pumps

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