µDragonfly Bus

µDragonfly Bus image


The Dragonfly Aerospace µDragonfly Bus is designed to provide stable and precise Earth-imaging capability across a range of spectra. The system has an automated Attitude and Orbit Control System (AOCS) including a Xenon electric propulsion unit. Communication is enabled via an X-band data downlink and S-band TMTC, and the bus includes various electrical interfaces for simple integration with a range of payloads.

Mass: 100 kg bus class
Lifetime: 5 yr
Payload mass: up to 60 kg
Payload volume: ⌀500 mm x 1000 mm
Peak power: 1.2 kW
Bus voltage: 24.5 to 33.6 V (unregulated)
Pointing accuracy: < 0.01° (3-sigma)
Slew rate: up to 4°/sec
Thrust: 15 mN (Xenon electric propulsion system)
Specific impulse: 1380 s (Xenon electric propulsion system)
Downlink data rate: 400 kbps (S-Band), 1 Gbps (X-Band)
Uplink data rate: 150 kbps (S-Band)
Data interfaces: CAN, RS422, RS485, LVDS, SpaceWire


Component Type
SmallSat Platform
Form Factor
Dry Mass
100.0 kg
Average Power
In Production
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