Albino Pachyderms From the Far East comes the concept of the white elephant—something that has no value and is a burden to its owner but cannot be disposed of because of religious or social constraints. In the arena of return to the Moon by 2024 (July 15-28, p. 48), NASA has weighed itself down with two or three of these unwanted burdens.  The first is the insistence upon use of the Near Rectilinear Halo Orbit, which, in the operational sense, wastes time and propulsive energy ...

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