Perhaps in a future design the reaction wheel could be unloaded by solar rudder, reducing the need for maneuvering fuel (although station keeping fuel would sti

Perhaps in a future design the reaction wheel could be unloaded by solar rudder, reducing the need for maneuvering fuel (although station keeping fuel would still be required without an outright solar sail). edit - apparently they do do something like this? https://news.ycombinator.com/item?id=29857031 https://news.ycombinator.com/item?id=29857031