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... Mars missions, medium-lift launch systems '''JBIS Reference Code ''' - 2005.58.302 '''Number of Pages''' - 8 Abstract A method of accomplishing manned expeditions to Mars with existing medium-lift launch systems is discussed. In ... surface - allows for the division of mission mass into more manageable components, which can be launched by vehicles that exist today. This plan does not require the development of heavy-lift ...

... been established using feasibility designs, with market studies being used to establish that the resulting system has utility. In preparation for the final concept study of the D1 configuration the market ...

... commercial launch systems and reusable launch vehicles As the enthusiasm for developing commercial spaceplanes and space tourism developed, other people were starting to think about commercial launch vehicles that could launch ... dropped out and was replaced by Orbital ATK. Currently one of the options under consideration for the Dream Chaser launch arrangements to carry astronauts to the ISS ...

... -parts. About the time that systems thinking was becoming codified as “systems theory” a new era of space exploration began to open as Sputnik was launched in October 1958. Systems theory, a scientific and ... spacecraft structure provides the mechanical support to all the subsystems within the spacecraft (and the launch system). This support must be provided from the time that manufacturing begins until the end of ...

... by Douglas, Convair and North American Aviation . In addition it enjoyed a series of speculative launch configurations which included everything from a single stage to orbit to an elaborate three-stage ... Project Gemini . In July 1961 the Space Systems Division sent in their recommendation to use a version of the planned Phoenix booster called Space Launch System A388. This version of Phoenix would have ...

... '''Keywords''' - Launch systems, heavy lift launcher, reusable launch vehicle '''JBIS Reference Code ''' - 2003.56.369 '''Number of Pages''' - 9 Abstract A Reusable Launch Vehicle (RLV) should be sized to minimise the specific launch costs and ... overall acquisition cost. Using a Heavy Lift Vehicle (HLV) with high specific launch costs but able to launch the system in one piece would lead to lower overall acquisition costs. The paper explores ...

... cover all aspects of dividing a station up for launch and this enabled the increases due to modularization to be balanced against launch system capacity and cost. The study found that space station ... it pays to use the largest launch system regardless of any impact on launch costs. A key factor affecting modularization cost was found to be the additional systems engineering and testing required and this ...

... , launch systems, piggy-back launch '''JBIS Reference Code ''' - 2007.60.249 '''Number of Pages''' - 8 Abstract After an historical overview of the launches of all small French satellites since 1965, including Ariane 4 auxiliary launches ... will discuss the emergence of formation flying missions, and small LEO constellations, which might influence launch systems in the future. '''To BUY this paper click http://www.jbis.org.uk/paper.php ...

... a virtual first stage, a hypervelocity launch together with the use of frozen hydrogen/frozen oxygen propellant, offers a Single-Stage-To-Orbit (SSTO) system that promises an enormous increase in SSTO ... . The shock-stability of frozen hydrogen/frozen oxygen propellant has been experimentally demonstrated. A hypervelocity launch system using frozen hydrogen/frozen oxygen propellant would be a revolutionary new development in spaceflight. '''To ...

Currently, the most popular launch systems use solid rockets and liquid rockets powered by hydrogen and oxygen. After launch, electric propulsion will likely be used for deep space travel. ---- Answer provided by Jon ...

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