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Federal
Gazetteer of Planetary Nomenclature
National Aeronautics and Space Administration —
Planetary nomenclature, like terrestrial nomenclature, is used to uniquely identify a feature on the surface of a planet or satellite so that the feature can be... -
Federal
VG2 NEPTUNE IMAGING SCIENCE SUBSYSTEM EDITED EDR V1.0
National Aeronautics and Space Administration —
This Voyager 2 Neptune data set is available on CD-ROM and magnetic tape.