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Questions tagged [constellation-program]

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Why did NASA design the SLS do the job of both the Ares I and Ares V?

The design of the Constellation program called for two main launch vehicles, The Ares I and the Ares V. The Ares I was said to be human-rated and was to be used to carry the Orion vehicle and its crew ...
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What engineering problems was Ares I facing at the time of its cancellation?

As we all know, Ares I was to be the Crewed Exploration Vehicle (CEV) launcher of the Constellation program. It was based on a 5 segment SRB design, with a J-2X engine as an upper stage. It was to be ...
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Why was Ares-1 based on the SRB?

The problems with Ares-1 are well known. They were enough to close down the program. Why was it based on the SRB? At first glance, the SRB was never launched to orbit, was never launched manned, and ...
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Is the constellation program back on track?

According to this article the Constellation program is funded again. Finally, just last Friday President Obama signed a new federal spending bill into law. This bill includes money to continue NASA'...
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How were vibrations supposed to be handled in an Ares I?

The basic concept of an Ares 1 consisted of a five-segment SRB and some liquid-fuelled upper stage. The SRB was derived from the four-segment Space Shuttle SRBs. A similar concept was later promoted ...