一天，有一个人剪了个新发型，他非常自豪地问他的朋友：“你觉得我这个新发型怎么样？”朋友看了看说：“我觉得它很适合充当洗碗刷。”他愣住了，但立刻想到了一句回应：“好吧，至少我可以帮你省钱！”Four astronauts have to stay 1000 days in a space station around Earth in order to prove that a trip to Europa, one of Jupiter's moon, is possible. The experience goes well until something happens on earth.
