0
Hyper ion engines (.25 sea level efficiency)
UPGIndustries
2.6 years ago
0
HEFTY SHUTTLE WITH V.L.S. (vertical launch system)
UPGIndustries
2.6 years ago
0
lockheed martin flatbed concept (UPDATE!)
UPGIndustries
2.6 years ago
0
Lockheed Martin flatbed concept (reimagined)
UPGIndustries
2.6 years ago
0
Lockheed-Martin Flatbed Cargo Plane
UPGIndustries
2.6 years ago
0
Lockheed Martin Flatbed Cargo Airliner
UPGIndustries
2.6 years ago
0
Fisheye futuristic bomber (sorta)
UPGIndustries
2.6 years ago
0
Multipurpose "Bubble" cockpit w 9 seats
UPGIndustries
2.6 years ago
0
Prop-plane with bubble cockpit
UPGIndustries
2.6 years ago
0
"Sugar Glider" ringwing experimental aircraft
UPGIndustries
2.5 years ago
0
Sugar Glider experimental aircraft v3
UPGIndustries
2.5 years ago
0
2-stage "Behemoth" supply and crew transport
UPGIndustries
2.6 years ago
0
experimental ringwing design with too many engines
UPGIndustries
2.6 years ago
0
17-man drop ship
UPGIndustries
2.6 years ago
0
17-man drop ship with takeoff/landing "sled"
UPGIndustries
2.6 years ago
0
Wing tinkering gone wrong
UPGIndustries
2.6 years ago
0
flying "WEEEEEEEEEHAUL"
UPGIndustries
2.6 years ago
0
sausage pod, no spinny
UPGIndustries
2.6 years ago
0
11 person shuttle lander concept
UPGIndustries
2.6 years ago
0
LS-200 Star Clipper v.2
UPGIndustries
2.6 years ago
0
LS-200 Star Clipper v0.2 reentry capable
UPGIndustries
2.6 years ago
0
U.P.G. Aerohead high-speed recon jet
UPGIndustries
2.6 years ago