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Ranger Probe Gallery Images from the Ranger series An artistic impression of a Ranger spacecraft in flight The spectrum of the diffuse gamma-ray background in the 0.001 - 100 MeV energy range as measured by OSO-3, Rangers 3 & 5, Apollo 15, and SAS 2. The spectrum of the diffuse gamma-ray background in the 0.5 - 3.0 MeV energy range as measured by Lunas 10 & 12, Cosmos 60, and Ranger 3. Ranger 3 Ranger 3 Ranger 6 An artistic impression of Ranger 6 approaching the Moon Ranger 7 The Ranger 7 probe prior to integration for launch Ranger 9 Artist's impression of Ranger 9 [About Ranger 3 & 5] [All Missions] [by Time] [by Energy]