Pioneer 7 Solar Observatory Spacecraft
Pioneer 7 was NASA’s second solar-orbiting interplanetary observatory. Launched in 1966, it studied solar wind and Earth’s magnetic tail, flew within 12.1 million kilometers of Halley’s comet in 1986—the closest U.S. spacecraft approach—and last contacted Earth in 1995.
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Identity
- Aliases
- Pioneer-BPioneer 07Pioneer 7 spacecraft
- Family Name
- Pioneer 7
- Full Name
- Pioneer 7 Solar Observatory Spacecraft
- Roles
- orbiterobservatoryresearch
- Status
- retired
- Type
- spacecraft
Details
- Description
- Pioneer 7 was NASA’s second solar-orbiting interplanetary observatory. Launched in 1966, it studied solar wind and Earth’s magnetic tail, flew within 12.1 million kilometers of Halley’s comet in 1986—the closest U.S. spacecraft approach—and last contacted Earth in 1995.
- First Flight Year
- 1,966
- Last Flight Year
- 1,995
Links
- Official Url
- https://science.nasa.gov/mission/pioneer-7/
Assets & Meta
- Creation Time
- August 13, 2026 at 07:24:09 UTC
- Updated Time
- August 13, 2026 at 07:24:09 UTC