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http://spaceflightnow.com/news/n0908/12augustine/
Excerpt:
So, what does CFC think is the best course of action? Extended budget? Extension of the shuttle program? Early end to ISS support? Complete revision of NASA's plans? Currently, the program seems to be on shaky legs. What is most important...what should we be focused on right now?
Excerpt:
NASA's current long-range plan, developed in the wake of the 2003 Columbia disaster as a Bush administration initiative, is to complete the space station, retire the shuttle fleet and develop a new Orion crew capsule that will be launched to the station by Ares 1 rockets.
During the gap between shuttle operations and the debut of Ares-1/Orion, U.S. astronauts will have to hitch rides to the station aboard Russian Soyuz rockets. NASA managers have assumed all along the station program would be extended and Ares 1/Orion would be used to deliver crews and supplies.
NASA also plans to develop a huge new unmanned heavy lift rocket called the Ares 5 that eventually will boost Orion capsules and Altair lunar landers to the moon for long-duration exploration.
But during a final public hearing today in Washington, the Augustine panel provided a sobering look at NASA's projected budget and the requirements of various manned space flight scenarios.
Considering the Constellation program as the "program of record," panel member and former astronaut Sally Ride said NASA would need an additional $50 billion or so through 2020 to implement the program as currently planned. This scenario is known as the "unconstrained budget" case.
It assumes the shuttle is retired on schedule and that the space station is deorbited in early 2016, an option no one on the panel seems to favor. In that scenario, the new Orion/Ares 1 system would have no destination until the Ares 5 heavy lifter debuted and moon flights began after 2021.
"In the unconstrained budget, Orion and Ares 1 arrive shortly after ISS is deorbited," Ride said. "And then you get human lunar return in 2021."
Assuming NASA is forced to live within the 2010 budget guidelines provided by the Obama administration, the Ares 5 heavy lift moon rocket would not be ready until the 2028 timeframe.
So, what does CFC think is the best course of action? Extended budget? Extension of the shuttle program? Early end to ISS support? Complete revision of NASA's plans? Currently, the program seems to be on shaky legs. What is most important...what should we be focused on right now?