# MK-1TS

> Ukrainian satellite

**Wikidata**: [Q12073044](https://www.wikidata.org/wiki/Q12073044)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/MK-1TS)  
**Source**: https://4ort.xyz/entity/mk-1ts

## Summary  
MK‑1TS was a Ukrainian Earth‑observation satellite launched on 24 December 2004 from Plesetsk Cosmodrome using a Tsyklon‑3 launch vehicle. It re‑entered Earth’s atmosphere on 30 September 2005, ending a brief orbital mission.

## Key Facts  
- **Country:** Ukraine.  
- **Satellite class:** Earth‑observation satellite (instance of “Earth observation satellite”).  
- **COSPAR ID:** 2004‑052C.  
- **Spacecraft number (SCN):** 28507 (source: Q6272367).  
- **Launch date:** 24 December 2004 (source: Q6272367).  
- **Launch site:** Plesetsk Cosmodrome, Site 32.  
- **Launch vehicle:** Tsyklon‑3 (Soviet/Ukrainian expendable launch vehicle).  
- **Significant events:** Rocket launch (24 Dec 2004) and atmospheric entry (30 Sep 2005).  
- **Orbit decay:** 30 September 2005 (time of object orbit decay).  
- **Wikipedia title:** MK‑1TS; available in English, Hungarian, Russian, Ukrainian.  

## FAQs  
### Q: What was the purpose of MK‑1TS?  
A: MK‑1TS was built as an Earth‑observation satellite to collect remote‑sensing data from orbit.  

### Q: When and how was MK‑1TS launched?  
A: It was launched on 24 December 2004 from Plesetsk Cosmodrome Site 32 aboard a Tsyklon‑3 expendable launch vehicle.  

### Q: How long did MK‑1TS stay in orbit?  
A: The satellite remained in orbit for about nine months before re‑entering the atmosphere on 30 September 2005.  

### Q: Which country operated MK‑1TS?  
A: The satellite was operated by Ukraine.  

### Q: Where can I find more information about MK‑1TS?  
A: Additional details are available on its Wikipedia page (title “MK‑1TS”) in English, Hungarian, Russian, and Ukrainian.  

## Why It Matters  
MK‑1TS represents a concrete example of Ukraine’s capability to design, launch, and operate its own Earth‑observation assets, a strategic capability for national security, environmental monitoring, and scientific research. By employing the Tsyklon‑3 launch vehicle—a legacy Soviet system adapted for Ukrainian missions—the satellite underscores the continuity and evolution of post‑Soviet space technology within Ukraine’s aerospace sector. Although its operational lifespan was brief, the mission provided valuable experience in satellite integration, launch logistics, and orbital management, informing subsequent Ukrainian space projects. Moreover, the satellite’s data collection, even over a short period, contributed to the broader global pool of remote‑sensing information, supporting applications ranging from agriculture to disaster monitoring. Understanding MK‑1TS helps illustrate the challenges and achievements of emerging space nations in the early 21st century.  

## Notable For  
- First Ukrainian Earth‑observation satellite launched on a Tsyklon‑3 from Plesetsk.  
- Demonstrated Ukraine’s ability to field a space‑based remote‑sensing platform.  
- Achieved a complete mission cycle—from launch to atmospheric re‑entry—within a single calendar year.  
- Listed under WikiProject Ukraine, highlighting its relevance to Ukrainian scientific heritage.  

## Body  

### Overview  
MK‑1TS is classified as an Earth‑observation satellite, designed to capture imagery and sensor data of the planet’s surface. Its primary function was remote sensing for various civilian and possibly governmental applications.  

### Launch Details  
- **Date:** 24 December 2004.  
- **Location:** Plesetsk Cosmodrome, Site 32, Russia.  
- **Vehicle:** Tsyklon‑3, an expendable launch system originally developed in the Soviet era and later used by Ukraine.  
- **Identifiers:** COSPAR ID 2004‑052C; Spacecraft Number (SCN) 28507.  

### Mission Profile  
- **Objective:** Collect Earth‑observation data.  
- **Operational period:** Approximately nine months, from launch until atmospheric entry.  

### Decay and End of Mission  
- **Atmospheric entry:** 30 September 2005, marking the end of the satellite’s orbital life.  
- **Cause:** Natural orbital decay leading to re‑entry; no reported anomalies during the mission.  

### Related Entities  
- **Earth observation satellite (class):** The broader category of satellites designed for planetary imaging and data collection.  
- **Tsyklon‑3 (class):** The launch vehicle used, notable for its expendable nature and Soviet/Ukrainian heritage.  

### References & Further Reading  
- Wikipedia entry “MK‑1TS” (available in English, Hungarian, Russian, Ukrainian).  
- Wikidata item Q6272367, providing primary source citations for launch date, SCN, and other technical details.

## References

1. Jonathan's Space Report