# Iridium 66

> 25289

**Wikidata**: [Q111498376](https://www.wikidata.org/wiki/Q111498376)  
**Source**: https://4ort.xyz/entity/iridium-66

## Summary
Iridium 66 is an artificial satellite identified by the catalog number 25289. It is part of the Iridium constellation, a network of satellites providing global communication services. The satellite was launched as part of the Iridium NEXT program to replace the original Iridium satellite constellation.

## Key Facts
- **Instance of**: Artificial satellite
- **Catalog number**: 25289
- **Part of**: Iridium constellation
- **Launch program**: Iridium NEXT
- **Purpose**: Global communication services
- **Operator**: Iridium Communications Inc.
- **Orbit**: Low Earth orbit (LEO)
- **Wikidata description**: "25289"

## FAQs
### Q: What is the Iridium 66 satellite used for?
A: Iridium 66 is part of the Iridium constellation, which provides global communication services, including voice, data, and messaging.

### Q: When was Iridium 66 launched?
A: The launch date for Iridium 66 is not specified in the provided source material.

### Q: Who operates the Iridium 66 satellite?
A: Iridium 66 is operated by Iridium Communications Inc., a global satellite communications company.

### Q: What is the orbit of Iridium 66?
A: Iridium 66 operates in a low Earth orbit (LEO), which is typical for communication satellites in the Iridium constellation.

### Q: What is the significance of the catalog number 25289?
A: The catalog number 25289 is the unique identifier assigned to Iridium 66 in the Satellite Catalog maintained by the United States Space Command.

## Why It Matters
Iridium 66 is part of the Iridium NEXT constellation, which was launched to modernize and expand the capabilities of the original Iridium satellite network. The Iridium constellation provides critical communication services, including voice, data, and messaging, to users around the world. These satellites are essential for global connectivity, especially in remote and disaster-stricken areas where traditional communication infrastructure may be unavailable. The Iridium NEXT program aimed to improve the reliability, speed, and capacity of the network, ensuring continuous global coverage. The satellite's role in maintaining this network highlights its importance in modern communication infrastructure.

## Notable For
- **Part of the Iridium NEXT constellation**: Iridium 66 is one of the satellites in the Iridium NEXT program, which replaced the original Iridium constellation.
- **Global communication services**: The satellite contributes to the Iridium network's ability to provide voice, data, and messaging services worldwide.
- **Low Earth orbit (LEO) operation**: Iridium 66 operates in a LEO, which is optimal for communication satellites due to lower latency and higher signal strength.
- **Operated by Iridium Communications Inc.**: The satellite is managed by a leading global satellite communications company.
- **Unique catalog number**: The satellite is identified by the catalog number 25289 in the Satellite Catalog.

## Body
### Identification
Iridium 66 is an artificial satellite with the catalog number 25289. It is part of the Iridium constellation, a network of satellites providing global communication services.

### Classification
- **Instance of**: Artificial satellite
- **Class**: Communication satellite

### Operational Details
- **Operator**: Iridium Communications Inc.
- **Orbit**: Low Earth orbit (LEO)
- **Purpose**: Global communication services, including voice, data, and messaging

### Historical Context
- **Part of the Iridium NEXT program**: Launched to replace the original Iridium satellite constellation and modernize the network.

### Technical Specifications
- **Catalog number**: 25289 (assigned by the United States Space Command)
- **Wikidata description**: "25289" (as per Wikidata)

### Significance
- **Critical for global connectivity**: The Iridium constellation ensures communication services are available worldwide, including in remote and disaster-stricken areas.
- **Modernization of the network**: The Iridium NEXT program aimed to improve the reliability, speed, and capacity of the original Iridium network.