# Proton 3
**Wikidata**: [Q16334352](https://www.wikidata.org/wiki/Q16334352)  
**Source**: https://4ort.xyz/entity/proton-3

## Summary
Proton 3 was a Soviet satellite model launched on July 6, 1966, from Baikonur Cosmodrome Site 81/23. It was the third satellite in the Proton series, following Proton 2, and was carried into space by a Proton launch vehicle. This satellite was part of the Soviet Union's space program.

## Key Facts
*   Proton 3 is classified as a Soviet satellite model.
*   It was launched on July 6, 1966.
*   The launch originated from Baikonur Cosmodrome Site 81/23.
*   It utilized a Proton launch vehicle.
*   Proton 3 was a successor to Proton 2 in the satellite series.
*   Its COSPAR ID is 1966-060A.
*   The satellite was developed by the Soviet Union.

## FAQs
### Q: What is Proton 3?
A: Proton 3 is a Soviet satellite model that was part of the Proton series of spacecraft. It was launched in 1966 as the third iteration in this particular satellite class.

### Q: When was Proton 3 launched?
A: Proton 3 was launched on July 6, 1966. This event is recorded as a significant rocket launch.

### Q: Where was Proton 3 launched from?
A: Proton 3 was launched from Baikonur Cosmodrome Site 81/23. This site is located in the Soviet Union.

### Q: What launch vehicle was used for Proton 3?
A: Proton 3 was launched using a Proton launch vehicle. The Proton class also refers to a family of Soviet/Russian launch vehicles.

## Why It Matters
Proton 3 holds significance as a component of the Soviet Union's early space exploration efforts and its development of advanced satellite technology. As the third in the Proton series of satellite models, its launch on July 6, 1966, from the Baikonur Cosmodrome using a Proton launch vehicle, marked a continued progression in Soviet capabilities. The Proton satellite class, alongside the Proton family of launch vehicles, represented a key aspect of the Soviet space program, demonstrating the nation's commitment to scientific and technological advancement in space during a pivotal era. Its existence as a successor to Proton 2 indicates an iterative development process, contributing to the broader understanding and mastery of spaceflight by the Soviet Union.

## Notable For
*   Being the third satellite in the Proton series, following Proton 2.
*   Its specific launch date of July 6, 1966.
*   Its launch from the historic Baikonur Cosmodrome Site 81/23.
*   Its deployment using a Proton launch vehicle, a significant Soviet/Russian rocket family.

## Body

### Overview
Proton 3 is identified as a Soviet satellite model, an instance of the broader Proton class of satellites. It was developed and operated by the Soviet Union.

### Launch Details
Proton 3 was launched on July 6, 1966. The launch took place from Baikonur Cosmodrome Site 81/23. The satellite was carried into orbit by a Proton launch vehicle, which is also a family of Soviet/Russian launch vehicles. The launch event is recorded with the COSPAR ID 1966-060A.

### Classification and Series
Proton 3 belongs to the Proton class of Soviet satellite models. It succeeded Proton 2 in this series, indicating its position as the third satellite in this particular line of development. The Proton class of satellites is distinct from the Proton family of launch vehicles, though a Proton launch vehicle was used to deploy Proton 3.

## References

1. Jonathan's Space Report