# Pioneer 7

> NASA space probe

**Wikidata**: [Q12815675](https://www.wikidata.org/wiki/Q12815675)  
**Source**: https://4ort.xyz/entity/pioneer-7

## Summary
Pioneer 7 is a NASA space probe launched in 1966 to study interplanetary space, including solar wind, cosmic rays, and magnetic fields. It was part of a series of unmanned robotic spacecraft designed to explore beyond Earth's orbit.

## Key Facts
- Launched on August 17, 1966, from Cape Canaveral Space Launch Complex 17A.
- Manufactured by TRW Inc. and launched using a Delta E expendable launch vehicle.
- Mass at launch: 138 kilograms.
- Nominal power output: 79 watts.
- Lost signal on March 31, 1995.
- Part of the Pioneer 6, 7, 8, and 9 series of space probes.
- Also known by the alias "Pioneer B."
- COSPAR ID: 1966-075A, NSSDCA ID: 1966-075A.

## FAQs
### Q: What was the purpose of Pioneer 7?
A: Pioneer 7 was designed to study interplanetary space, including solar wind, cosmic rays, and magnetic fields, as part of NASA's efforts to explore beyond Earth's orbit.

### Q: When was Pioneer 7 launched?
A: Pioneer 7 was launched on August 17, 1966, from Cape Canaveral Space Launch Complex 17A.

### Q: What happened to Pioneer 7?
A: Pioneer 7 lost signal on March 31, 1995, after nearly three decades of operation.

### Q: Who manufactured Pioneer 7?
A: Pioneer 7 was manufactured by TRW Inc.

### Q: What was the launch vehicle for Pioneer 7?
A: Pioneer 7 was launched using a Delta E expendable launch vehicle.

## Why It Matters
Pioneer 7 played a crucial role in advancing our understanding of interplanetary space. As part of NASA's Pioneer program, it contributed valuable data on solar wind, cosmic rays, and magnetic fields, which are essential for comprehending the dynamics of our solar system. The mission's longevity, spanning nearly three decades, demonstrated the durability and reliability of early space probe technology. This data has been instrumental in shaping subsequent space missions and has provided a foundation for further exploration and scientific research. Pioneer 7's contributions have had a lasting impact on the field of space science, influencing both theoretical models and practical applications in space exploration.

## Notable For
- Being part of the Pioneer 6, 7, 8, and 9 series, which were among the first space probes to study interplanetary space.
- Its long operational life, spanning nearly three decades until the loss of signal in 1995.
- Contributing valuable data on solar wind, cosmic rays, and magnetic fields.
- Being launched using a Delta E expendable launch vehicle, showcasing early advancements in rocket technology.
- Its role in advancing NASA's understanding of the solar system and interplanetary space.

## Body
### Launch and Mission
Pioneer 7 was launched on August 17, 1966, from Cape Canaveral Space Launch Complex 17A. The probe was manufactured by TRW Inc. and launched using a Delta E expendable launch vehicle. The mission aimed to study interplanetary space, including solar wind, cosmic rays, and magnetic fields.

### Specifications
- Mass at launch: 138 kilograms.
- Nominal power output: 79 watts.
- COSPAR ID: 1966-075A.
- NSSDCA ID: 1966-075A.

### Operational Life
Pioneer 7 operated for nearly three decades, providing valuable data until the loss of signal on March 31, 1995. This longevity demonstrated the durability and reliability of early space probe technology.

### Contributions to Science
Pioneer 7 contributed significantly to our understanding of interplanetary space. The data collected on solar wind, cosmic rays, and magnetic fields have been instrumental in shaping subsequent space missions and scientific research.

### Legacy
As part of the Pioneer 6, 7, 8, and 9 series, Pioneer 7 has left a lasting impact on the field of space science. Its contributions have influenced both theoretical models and practical applications in space exploration, making it a notable entity in the history of space probes.

## Schema Markup
```json
{
  "@context": "https://schema.org",
  "@type": "Thing",
  "name": "Pioneer 7",
  "description": "NASA space probe launched in 1966 to study interplanetary space.",
  "sameAs": ["https://www.wikidata.org/wiki/Q191168", "https://en.wikipedia.org/wiki/Pioneer_7"],
  "additionalType": "SpaceProbe"
}

## References

1. Jonathan's Space Report
2. [Pioneer  7](https://nssdc.gsfc.nasa.gov/nmc/spacecraft/display.action?id=1966-075A)
3. [Source](https://naif.jpl.nasa.gov/pub/naif/toolkit_docs/C/req/naif_ids.html)