The Bruce Murray Space Image Library
Filed under pretty pictures, amateur image processing, Voyager 1 and 2, Neptune's moons, global views
Proteus is Neptune's second largest moon, 416 kilometers in diameter. It is very dark and was not discovered until Voyager 2's approach to the system in 1989.
NASA / JPL / color composite by Ted Stryk
This work is licensed under a Creative Commons Attribution-NonCommercial-ShareAlike 3.0 Unported License
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Original image data dated on or about August 25, 1989
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