Single-stage suborbital sounding rocket developed by German private company HyImpulse. Used to offer commercial microgravity services and as a test bed for the company's SL1 orbital rocket.
HyImpulse is a German private space launch enterprise headquartered in Neuenstadt am Kocher and developing a small launch vehicle designed around hybrid-propellant rockets. The company is a DLR spinoff founded in 2018 out of the chemical propulsion center of the German space agency's Lampoldshausen facility.