After those visit Shengda aquaculture products museum. Then finish the happy tour.

Then they fly out north for another couple of hours to drop off fuel at a fuel "cache" and then fly back again - and that's all before they can start to head out to us.

"There is another toilet ready to fly in the fall, in order to have two toilets on board for when they'll have the expanded crew of six" at the ISS, she said.