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Greek microsatellite deployed in Earth orbit showing solar panels and communication arrays
← Back to News 🚀 Space Technology: Satellite Missions

Greece's First Microsatellite Successfully Enters Orbit: Mission Details and Applications Revealed

📅 4 February 2026 ⏱️ 3 min read ✍️ OnOff Team
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In December 2025, the first Greek microsatellite entered orbit. It's not just a technological achievement — it's Greece's first step into the new space era.

📖 Read more: SES Launches Revolutionary mPOWER Satellites in 2026

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HELLAS-SAT 5
mission name
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25 kg
satellite weight
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LEO 550km
orbit

🔭 What the Satellite Will Do

HELLAS-SAT 5 is an Earth observation and communications satellite. Equipped with high-resolution cameras and infrared sensors, it will monitor Greek territory 24/7. The applications are numerous and critical.

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Wildfires

Early detection of fire hotspots, spread monitoring, fire service coordination

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Agriculture

Crop mapping, drought monitoring, harvest forecasting

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Maritime

Fisheries surveillance, pollution detection, maritime navigation safety

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Defense

Border surveillance, military communications, data independence

📖 Read more: Greece Rolls Out Smart Water Meters in 2026

🇬🇷 Greek Expertise

80% of the satellite was designed and built in Greece. NTUA, AUTH, and Greek companies participated in its development. The control center is located at the National Observatory of Athens.

This isn't just a matter of national pride — it's strategic independence. Access to satellite data without relying on third parties is critical for a country with such extensive borders and island geography.

📅 The Greek Space Program

2025 HELLAS-SAT 5 in orbit ✓
2027 2nd observation satellite
2028 4-satellite constellation
2030 IoT/M2M satellite network
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OnOff Space

We cover Greek developments in space and satellite technology.

Greek satellite microsatellite space technology Greece space program Earth observation satellite launch Greek innovation space mission