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Bookmark or Share- Starfish Prime - WikipediaStarfish Prime was a high-altitude nuclear test conducted by the United States, a joint effort of the Atomic Energy Commission (AEC) and the Defense Atomic Support Agency. It was launched from Johnston Atoll on July 9, 1962, and was the largest nuclear test conducted in outer space, and one of five conducted by the US in space.
- Starfish Prime, When The U.S. Detonated A Nuke In SpaceOn July 9, 1962, the U.S detonated a 1.4-megaton nuclear warhead 240 miles above the Pacific Ocean in a controversial test known as Starfish Prime.
- The STARFISH Exo-atmospheric, High-altitude Nuclear Weapons Test - NASADuring those tests, the STARFISH PRIME device, with a yield of 1.4 megatons TNT equivalent, was exploded on July 9, 1962, at a very high altitude (approximately 400 km) over Johnston Island in the Pacific, about 700 miles southwest of Hawaii.
- The 50th Anniversary of Starfish Prime: The Nuke that Shook the WorldOn July 9, 1962 — 50 years ago today — the United States detonated a nuclear weapon high above the Pacific Ocean. Designated Starfish Prime, it was part of a dangerous series of high-altitude nuclear bomb tests at the height of the Cold War.
- Going Nuclear Over the Pacific | SmithsonianThe first Starfish Prime launch, on June 20, 1962, at Johnston Island in the Pacific, had to be aborted when the Thor launch vehicle failed and the missile began to break apart.
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