# Cyclone-4M

> proposed Ukrainian expendable launch vehicle

**Wikidata**: [Q29018003](https://www.wikidata.org/wiki/Q29018003)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Cyclone-4M)  
**Source**: https://4ort.xyz/entity/cyclone-4m

## Summary
Cyclone-4M is a proposed Ukrainian expendable launch vehicle designed as a medium-lift rocket. It is being developed by Pivdenne Design Office and manufactured by Pivdenmash, with Khartron providing the control system.

## Key Facts
- **Height:** 39.217 metres
- **Diameter:** 4.0 metres
- **Payload Capacity:** 5,000 kg to Low Earth Orbit (LEO); 3,350 kg to Sun-Synchronous Orbit (SSO)
- **Manufacturers:** Pivdenmash (launch vehicle), Khartron (control system)
- **Designed By:** Pivdenne Design Office
- **Classifications:** Expendable launch vehicle, Medium-lift launch vehicle, Two-stage-to-orbit, Liquid-propellant rocket
- **Aliases:** Tsyklon-4M, Tsiklon-4M, C4M, РН "Циклон-4М"
- **Country of Origin:** Ukraine
- **Development Status:** Proposed entity

## FAQs
### Q: What is the current status of Cyclone-4M?
A: Cyclone-4M is a proposed Ukrainian expendable launch vehicle. It is not yet operational and remains in the proposal or development phase.

### Q: Who is developing and manufacturing the Cyclone-4M?
A: The Cyclone-4M is designed by the Pivdenne Design Office. The launch vehicle itself is manufactured by Pivdenmash, while Khartron is responsible for the control system.

### Q: What payload can the Cyclone-4M carry?
A: The Cyclone-4M is designed to carry payloads up to 5,000 kg to Low Earth Orbit (LEO) and up to 3,350 kg to Sun-Synchronous Orbit (SSO).

### Q: How does Cyclone-4M relate to other Tsyklon rockets?
A: Cyclone-4M is part of the Tsyklon family of Soviet/Ukrainian expendable launch vehicles. It is a distinct model within this lineage.

## Why It Matters
Cyclone-4M represents Ukraine's ambition to re-enter the competitive commercial space launch market with a medium-lift capability. As a proposed successor within the established Tsyklon family, it aims to leverage Ukraine's heritage in rocketry while offering payload capacities suitable for a range of satellites. Its development is significant for maintaining Ukraine's industrial base in aerospace engineering and potentially generating revenue through launch services. The vehicle's specifications target a niche between smaller and larger rockets, addressing demand for dedicated medium-lift launches, which is crucial for deploying various Earth observation, communications, and scientific satellites into different orbits.

## Notable For
- Being a proposed Ukrainian medium-lift expendable launch vehicle.
- Its development by Pivdenne Design Office and manufacturing by Pivdenmash.
- Its significant payload capacity for a medium-lift vehicle (5,000 kg to LEO).
- Its classification as a two-stage, liquid-propellant rocket.
- Its status as a modernized model within the Tsyklon rocket family.

## Body
### Overview
Cyclone-4M is a proposed Ukrainian expendable launch vehicle. It is classified as a medium-lift launch vehicle and a two-stage-to-orbit rocket using liquid propellant. The project is part of the Tsyklon family of launch vehicles.

### Specifications
- **Height:** 39.217 metres
- **Diameter:** 4.0 metres
- **Payload Capacity:**
  - 5,000 kg to Low Earth Orbit (LEO)
  - 3,350 kg to Sun-Synchronous Orbit (SSO)
- **Manufacturer:** Pivdenmash (applies to launch vehicle)
- **Control System Manufacturer:** Khartron
- **Designer:** Pivdenne Design Office

### Development & Classification
- **Status:** Proposed entity (not yet operational)
- **Instance Of:** Rocket model, proposed entity
- **Subclass Of:** Expendable launch vehicle, two-stage-to-orbit, medium-lift launch vehicle, liquid-propellant rocket
- **Part Of:** Tsyklon (family/class)
- **Country of Origin:** Ukraine
- **Aliases:** Tsyklon-4M, Tsiklon-4M, C4M, РН "Циклон-4М"

### Presence
- **Wikipedia Title:** Cyclone-4M
- **Commons Category:** Cyclone-4M
- **Sitelink Count:** 7
- **Wikipedia Languages:** commons, en, fr, ko, pt, ru, uk
- **Google Knowledge Graph ID:** /g/11fx9t8897

## References

1. [Source](https://www.maritimelaunch.com/vehicles)