E.J. Finnegan

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The Space Technology 5 project, currently in the implementation phase, is part of the National Aeronautics and Space Administration's New Millennium Program. Space Technology 5 is a constellation of three micro-satellites, with a target launch date of December 2005. A three-month flight demonstration phase is planned. Space Technology 5 addresses technology(More)
The NASA Exploration Initiative provides a defining vision for the U.S. space program that include a series of human and robotic missions to the Moon, thereby enabling ultimate exploration of Mars and other destinations. The success of this initiative will rest on the foundation of the initial lunar missions. These missions can be aided and enabled by a(More)
The NASA exploration Initiative provides a defining vision for the U.S. space program that will include a series of human and robotic missions to the Moon, thereby enabling ultimate exploration of Mars and other destinations. Exploration combines robotic and human mission elements that should ideally support each other in terms of advancing the ability to(More)
The NASA Exploration Initiative provides a defining vision for the U.S. space program and an implementation of U.S. policy that will include a series of human and robotic missions to the Moon with a goal to thereby enabling ultimate exploration of Mars and other destinations. The success of this initiative will rest on the foundation of the initial lunar(More)
As envisioned by a broad series of trade studies, the lunar elements of the NASA Exploration Initiative will require a significant increase in navigation and communication capacity. Exploration combines robotic and human mission elements that should ideally support each other in terms of advancing the ability to discover, operate, and support a sustained(More)
MErcury Surface, Space ENvironment, GEochemistry, and Ranging (MESSENGER) is a NASA Discovery Program mission to the Sun's closest neighbor. Launched on August 3, 2004, the spacecraft must fly in a cruise trajectory for almost seven years, circling the Sun 15 times and traveling approximately five billion miles before finally achieving orbit around Mercury.
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