description Delta B Overview
Delta B was an early American expendable launch vehicle in the Delta rocket family, derived from the Thor ballistic missile and developed for civilian orbital missions. Introduced in the early 1960s, the configuration used enlarged first-stage propellant tanks compared with earlier Thor-Delta vehicles, improving launch performance. It carried relatively small scientific and communications spacecraft before being succeeded by later Delta variants.
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What was the Delta B rocket?
Delta B was an early American expendable launch vehicle in the Delta rocket family. It was derived from the Thor ballistic missile and used for civilian orbital missions.
When was Delta B introduced?
Delta B was introduced in the early 1960s. It used enlarged first-stage propellant tanks compared with earlier Delta configurations.
What was Delta B used to launch?
It was designed for civilian orbital missions rather than military ballistic use. As an expendable launcher, its stages were discarded after performing their launch functions.
How was Delta B related to the Thor missile?
The Delta B first stage came from the Thor ballistic-missile family. The Delta program adapted that technology for peaceful satellite and space-launch work.
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