3 ms·
Solar panels don't have good enough power to weight ratios and aren't likely to contribute effectively. As far as sails go, you need a second medium to act as
by ThrustVectoring 18d ago
Solar panels don't have good enough power to weight ratios and aren't likely to contribute effectively.
As far as sails go, you need a second medium to act as a keel, otherwise it's impossible to get a net push in any direction other than downwind.
- WalterBright 17d agoOne will quickly discover that when you're moving with the wind, any sail is going to sag empty.