# Argonaut

> European Space Agency lunar lander

**Wikidata**: [Q125948190](https://www.wikidata.org/wiki/Q125948190)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Argonaut_(lunar_lander))  
**Source**: https://4ort.xyz/entity/argonaut

## Summary
Argonaut is a European Space Agency (ESA) lunar lander designed as part of the HERACLES program, intended for robotic missions to the Moon. It is a key component of ESA's lunar logistics infrastructure, with a planned launch no earlier than 2030 using the Ariane 64 rocket.

## Key Facts
- **Type**: Lunar lander spacecraft model
- **Part of**: HERACLES (planned robotic lunar landing system by ESA, JAXA, and CSA)
- **Height**: 6 meters
- **Diameter**: 4.5 meters
- **Aliases**: European Large Logistics Lander (EL3)
- **Manufacturers**: Thales Alenia Space, OHB SE, Nammo
- **Launch vehicle**: Ariane 64
- **Launch site**: ELA-4 (European Launch Site)
- **Destination**: Moon
- **Operator**: European Space Agency
- **Planned launch**: No earlier than 2030
- **Wikipedia title**: Argonaut (lunar lander)

## FAQs
### Q: What is the purpose of the Argonaut lunar lander?
A: Argonaut is designed to support robotic missions to the Moon as part of the HERACLES program, providing logistics and transportation capabilities for lunar exploration.

### Q: Which space agencies are involved in the HERACLES program?
A: The HERACLES program involves the European Space Agency (ESA), Japan Aerospace Exploration Agency (JAXA), and Canadian Space Agency (CSA).

### Q: What is the expected launch date for Argonaut?
A: The lander is planned for launch no earlier than 2030, using the Ariane 64 rocket.

### Q: Who manufactures the Argonaut lander?
A: The lander is being developed by Thales Alenia Space, OHB SE, and Nammo.

### Q: What are the dimensions of the Argonaut lander?
A: The lander has a height of 6 meters and a diameter of 4.5 meters.

## Why It Matters
Argonaut represents a significant step in Europe's lunar exploration efforts, particularly as part of the HERACLES program. As a lunar lander, it is crucial for delivering payloads and supporting robotic missions on the Moon. The program's collaboration with JAXA and CSA underscores international cooperation in space exploration. By leveraging the Ariane 64 rocket, Argonaut ensures a reliable launch system, while its role in lunar logistics positions it as a key enabler for future human and robotic missions. The lander's development also reflects ESA's commitment to advancing European capabilities in deep space exploration.

## Notable For
- **First fully European lunar lander**: Argonaut is part of ESA's efforts to develop independent lunar landing capabilities.
- **HERACLES integration**: It is a critical component of the HERACLES program, working alongside contributions from JAXA and CSA.
- **Ariane 64 compatibility**: The lander is designed to launch on the Ariane 64, ensuring a robust and reliable launch system.
- **Logistics support**: Argonaut is intended to facilitate the transportation of payloads and equipment to the Moon, supporting lunar exploration.
- **International collaboration**: The project highlights cooperation between ESA, JAXA, and CSA in advancing lunar exploration.

## Body
### Overview
Argonaut is a lunar lander developed by the European Space Agency (ESA) as part of the HERACLES program. The lander is designed to support robotic missions to the Moon, with a focus on logistics and transportation. It is one of several components in the HERACLES system, which also includes contributions from the Japan Aerospace Exploration Agency (JAXA) and the Canadian Space Agency (CSA).

### Design and Specifications
The Argonaut lander has a height of 6 meters and a diameter of 4.5 meters. It is manufactured by Thales Alenia Space, OHB SE, and Nammo, with the goal of ensuring a robust and reliable design. The lander is compatible with the Ariane 64 rocket, which will be used for its launch.

### Mission and Launch
Argonaut is planned for launch no earlier than 2030. The lander will be launched from ELA-4, the European Launch Site. Its primary destination is the Moon, where it will support various robotic missions. The lander's role in the HERACLES program underscores ESA's commitment to advancing lunar exploration and establishing a sustainable presence on the Moon.

### Significance
Argonaut is notable for being a key part of Europe's lunar exploration efforts. The lander's development reflects ESA's ambition to develop independent lunar landing capabilities and contribute to international space exploration. By working with JAXA and CSA, the HERACLES program demonstrates the importance of collaboration in achieving ambitious space goals. The lander's compatibility with the Ariane 64 rocket ensures a reliable launch system, while its role in lunar logistics positions it as a critical enabler for future missions.

## References

1. [Argonaut ‘fully European’ freighters will learn lessons from previous crashes. 2025](https://aerospaceamerica.aiaa.org/argonaut-fully-european-freighters-will-learn-lessons-from-previous-crashes/)