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Delta II - Wikipedia
Delta II was an expendable launch system, originally designed and built by McDonnell Douglas. Delta II was part of the Delta rocket family and entered service in 1989. Delta II vehicles included the Delta 6000, and the two later Delta 7000 variants ("Light" and "Heavy"). The rocket flew its final mission ICESat-2
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Xem thêmIn the early 1980s, all United States expendable launch vehicles were planned to be phased out in favor of the Space Shuttle, which would be responsible for all government and commercial launches. Production of Delta,
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Xem thêmThe first stage of the Delta II was propelled by a Rocketdyne RS-27 main engine burning RP-1 and liquid oxygen. This stage was technically referred to as the "Extra-Extended Long Tank Thor", a derivative of the Thorballistic missile as were all Delta rockets until
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Xem thêmThe Delta II family used a four-digit system to generate its technical names:
• The first digit was either 6 or 7, denoting the 6000- or 7000-series Delta.
• The second digit indicated the...
Xem thêmNotable payloads
Earth-orbiting
• GLAST
• Gravity Probe B
• 24 GPS satellites
• 60 Iridium satellites...
Xem thêmThe only person on record ever hit by space debris was hit by a piece of a Delta II rocket. Lottie Williams was exercising in a park in Tulsa on 22 January 1997 when she was hit in the shoulder by a 15-centimeter (6 in) piece of blackened metallic material.
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Xem thêmLaunch vehicle build-up A Delta II launch vehicle was assembled vertically on the launch pad. Assembly starts by hoisting the first stage into
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Delta II là một tên lửa vũ trụ (hay hệ thống phóng vào vũ trụ) nguyên được thiết kế và đóng bởi công ty McDonnell Douglas, sau đó được đóng bởi Integrated Defense Systems là một bộ phận của Boeing. Delta II là một phần của gia đình tên lửa Delta và đã được sử dụng từ năm 1989. Delta II bao gồm cả tên lửa đã không còn sử dụng Delta 6000, Delta 7000 đang dùng, và hai biến thể 7000 kh…
Wikipedia · Nội dung trong CC-BY-SA giấy phépDelta II - Simple English Wikipedia, the free encyclopedia
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Delta II — Wikipédia
Delta II – Wikipedia
Delta II – Wikipédia
Delta II – Wikipedie
Delta II – Wikipédia