The first space object was a steel cap — Steemit
Underground nuclear explosion Teapot-Ess (1.2 kton, 23 March 1955,... | Download Scientific Diagram
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TIL during Operation Plumbbob's Pascal-B test, a steel plate was launched into the air at about 56 km/s, 5 times the speed of Earth's escape velocity, by a nuclear bomb : r/todayilearned
A Nuclear Bomb Shot a Manhole Into Space Before Sputnik
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Operation Plumbbob
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Operation Plumbbob
Operation Plumbbob
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Operation Plumbbob
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File:Types of nuclear testing.svg - Wikimedia Commons
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Operation Plumbbob - Alchetron, The Free Social Encyclopedia
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Operation Plumbbob
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Pin on Nuclear Etc
Starship Modeler: 'To The Moon' Sci-Fi Modeling Contest
During the Pascal-B nuclear test, a 1,984 pound steel plate was blasted off the top of a test shaft at a speed of more than 147,600 mph (6 times Earth's escape velocity,
File:מטען אבטיח 2.jpg - Wikimedia Commons
