μDragonfly Bus
Dragonfly Aerospace
100 kg-class microsatellite platform optimised for very-high-resolution Earth observation, flight-proven on EOSSAT-1.
Typed specifications28 values
Discloses 5 of 7 fields engineers filter by in this category (category median 3).
- Power consumption
- 220 W product page 140 W | 1 200 W
- Data interface
- LVDS data · datasheet p.1 CAN TMTC | RS-422 TMTC, RS422/RS485 | SpaceWire data | RS-485 TMTC, RS422/RS485
- Design lifetime
- 5 years datasheet p.1
- Max payload mass
- 100 kg max · available mass · datasheet p.1
- Payload envelope (L × W × H)
- Ø500 x 1000+ mm available volume · datasheet p.1
- Power available to payload
- 210 W max · available OAP · datasheet p.1
- Unregulated bus for the payload
- 24.3 V min · 24.3-32.4 V unregulated · datasheet p.1 32.4 V max · 24.3-32.4 V unregulated
- Onboard storage for payload data
- 32 GB high speed data recorder, EDAC protected · datasheet p.1 8 192 GB optional HSDR, scalable
- Power generation (orbit average)
- 140 W orbit average power · datasheet p.1 220 W peak, solar array peak power
- Battery capacity
- 600 Wh max · energy storage up to 600 Wh · datasheet p.1
- Attitude control
- 3-axis stabilised fully automated AOCS with target tracking · datasheet p.1
- Pointing accuracy
- 0.01 ° max · pointing control accuracy, 3-sigma · datasheet p.1
- Propulsion
- included xenon electric propulsion, 11 mN, up to 1400 s Isp · datasheet p.1
- Payload data downlink rate
- 400 kbps S-band TMTC downlink · datasheet p.1 2 500 000 kbps max · X-band data downlink, peak
- Radio band
- X data downlink · datasheet p.1 S TMTC
- Flight heritage
- first µDragonfly bus launched in January 2023 datasheet p.1
- Satellite class
- microsat 10-100 kg 100 kg bus class · datasheet p.1
Each value is typed with its unit and measurement condition and cites the datasheet page it was taken from. Nothing is guessed: a field that is absent here has not been published by the manufacturer. machine-extracted ✓ checked by NewSpace Market ✓ manufacturer confirmed by the manufacturer.
As published by the supplier22 lines, in the manufacturer's own wording
- Class
- 100 kg bus
- Design life
- 5 years
- Energy storage
- up to 600 Wh
- Pointing control stability
- < 0.0015°/sec (3-sigma)
- Pointing control accuracy
- < 0.01° (3-sigma)
- Slew rate
- up to 4°/sec
- Geolocation knowledge accuracy
- 120 m (3-sigma)
- Control frequency
- 10 Hz
- AOCS
- Fully automated, through target tracking
- Propulsion
- Xenon Electric Propulsion System, 11 mN thrust, 1400s Isp
- S-band tmtc
- 400 kbps down, 150 kbps up
- X-band data downlink
- 2.5 Gbps
- Solar array peak power
- 220 W
- Orbit average power (OAP)
- 140 W
- Peak power
- 1.2 kW
- Supply voltage
- 24.3-32.4 V (unregulated)
- Available payload mass
- up to 70 kg
- Available payload volume
- ⌀ 500 mm x 1000+ mm
- Available payload oap
- up to 210 W
- Electrical interfaces (TMTC)
- CANbus, RS422/RS485
- Electrical interfaces (Data)
- LVDS / SpaceWire / SerDes, Optional HSDR 8 TB (Scalable)
- High-speed data recorder (HSDR)
- 32 GB (EDAC Protected)
About
The μDragonfly Bus is a compact, flight-proven microsatellite platform designed for Earth observation missions requiring a very high level of stability. At just over 100 kg, it offers a robust platform that supports high-performance payloads while maintaining a modular design, making it well-suited for scalable satellite constellations. With EOSSAT-1 as its first mission, the μDragonfly Bus supports demanding remote sensing applications with robust power systems, precise attitude control, a high degree of agility and an architecture optimised for rapid integration and responsive operations. Built to balance performance, reliability, and cost-efficiency, the μDragonfly Bus is ideal for operators seeking proven, scalable solutions that reduce time to orbit without compromising mission success.
Documentation
- SatCatalog_-_Dragonfly_Aerospace_-_µDragonfly_Bus_-_Datasheet.pdf PDF source: satcatalog.s3.amazonaws.com ↗
Need the full ICD, test reports or a specific revision? Ask the supplier directly.