Harry Julian Allen

American aeronautical engineer (1910–1977)

  • Fame40.2
  • Momentum0.0
  • Wikipedia236
Source-basedStable
Lived 1910–1977, aged 67United States
  • Wikipedia
    9 languages
    Cross-language footprint
  • Era
    1910–1977
    Aged 67
  • Awards
    3
    recognised works
Summary
Updated 2026-07-01

Harry Julian Allen, also known as Harvey Allen, was an aeronautical engineer and a Director of the NASA Ames Research Center, most noted for his "Blunt Body" theory of atmospheric entry which permitted successful recovery of orbiting spacecraft. His technique is still used to this day.

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40.2
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Historical7.7
Source confidence50.0
Completeness50.0
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