View attachment 107638
Picture of the first balloon from a U2 spy plane in all its 3 school bus length payload glory.
Where is the propeller?
View attachment 107638
Picture of the first balloon from a U2 spy plane in all its 3 school bus length payload glory.
The four symmetrically positioned white things could be the propellerWhere is the propeller?
hmm... at that altitude, those propellers may be just enough to adjust the orientation of the solar panels, not enough to move the whole thingThe four symmetrically positioned white things could be the propeller
If the payload is connected to the balloon with cables, would propellers even functionally work? It's not a rigid body, and I imagine the panels would just swing around.