Comment Comment by lochieferrier NASA Helios was quite expensive and tricky to build, with not a lot of margin left for useful payload.There's a weight runaway that occurs with solar powered aircraft, look at Fig 12 in this report: http://hoburg.mit.edu/publications/gassolar.pdfDisclaimer: I worked on this project, so am super biased. parent lochieferrier 9 years ago
There's a weight runaway that occurs with solar powered aircraft, look at Fig 12 in this report: http://hoburg.mit.edu/publications/gassolar.pdf
Disclaimer: I worked on this project, so am super biased.