Ranger 4 Lunar Impact Spacecraft
Ranger 4 was the first U.S. spacecraft to reach another celestial body, impacting the Moon’s far side in 1962; a central-computer power failure prevented its planned imaging and instrument operations.
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Identity
- Aliases
- Ranger 4Ranger IVRanger 4 lunar probeRanger 4 spacecraft
- Family Name
- Ranger 4
- Full Name
- Ranger 4 Lunar Impact Spacecraft
- Roles
- interplanetary_probeimpactorresearch
- Status
- retired
- Type
- spacecraft
Details
- Description
- Ranger 4 was the first U.S. spacecraft to reach another celestial body, impacting the Moon’s far side in 1962; a central-computer power failure prevented its planned imaging and instrument operations.
- First Flight Year
- 1,962
- Last Flight Year
- 1,962
- Operator
- Spacecraft Specs
- Launch Mass
- …
Links
- Official Url
- https://science.nasa.gov/mission/ranger-4/
Assets & Meta
- Creation Time
- August 13, 2026 at 12:08:43 UTC
- Updated Time
- August 15, 2026 at 02:07:14 UTC