Aircraft
SPn prototype to complete envelope expansion soon
The flight-test program of the Grob Aerospace G180 SPn Utility Jet is progressing well, officials at the German manufacturer said last month at a briefing

The flight-test program of the Grob Aerospace G180 SPn Utility Jet is progressing well, officials at the German manufacturer said last month at a briefing at the Grob headquarters near Munich. Attendees could also see the prototype fly. The SPn was unveiled at the Paris Air Show this summer.