Lunar __ 1; Robotic Probe, Circled the Moon in ’66
Puzzle 18 of Valuable Things Hard Pack
Question is: Lunar __ 1; Robotic Probe, Circled the Moon in ’66
and the answer is: ORBITER
Word Meaning:
ORBITER — An object that orbits another, especially a spacecraft that orbits a planet etc. without landing on it.
Definitions from Wiktionary.