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UWE-4

German University CubeSat (First CubeSat Electric Propulsion) · University of Würzburg (Germany)

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UWE-4, a German university CubeSat from the University of Würzburg notable for carrying the first electric propulsion system ever flown on a satellite this small — proving that even a shoebox-sized spacecraft could maneuver itself using ion thrust rather than relying purely on natural orbital decay.

Its orbit

Orbit
Low Earth Orbitcan appear as a fast-moving star at dawn or dusk
Altitude
255–260 mi (411–418 km)
Inclination
97.6°
One orbit
92.7 minutes15.5 orbits a day
NORAD ID
43880
Int’l designator
2018-111E
Launched
2018

Orbital elements from CelesTrak, as of 22 Sep 2026.

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