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DLR HAP-alpha

08/12/2025Press Release:
The National Experimental Test Center for Unmanned Aircraft Systems at the DLR site in Cochstedt, Germany: With the National Experimental Test Center for Unmanned Aircraft Systems at Magdeburg–Cochstedt Airport, DLR has established a highly innovative competence centre for unmanned aircraft systems (UAS) that is unique in Europe. Due to the rapid growth of the entire sector, the number of system tests is also increasing significantly. Opened in 2021, the National Experimental Test Center enables holistic technology development and serves as a trailblazer for future research and development of new UAS technologies at DLR and with external industrial partners.		Drone testing – from everyday applications to defence
05/12/2025Press Release:
HAP-alpha on the launch trolley: After the aircraft was rolled out of the hangar, it was mounted on its launch trolley and attached to a tow vehicle for the first time. When stationary, the wing must be supported by the trolley's 'outriggers' – as there is no aerodynamic lift to relieve the load on the aircraft's ultra-light structure.		DLR conducts ground roll tests with HAP-alpha – the uncrewed high-altitude solar aircraft
24/07/2025News:
HAP-alpha will fly at around 20 kilometres in the lower stratosphere.

DLR completes vibration test for solar HAP-alpha aircraft

The stratospheric platform project has passed vibration testing in Cochstedt as DLR now works towards future sensor trials and 2026 flight readiness.

21/04/2021Press Release:
Lightweight construction of HAP Alpha. (Photo: DLR)		DLR develops an unmanned stratospheric aircraft
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