Fourastronautshavetostay1000daysinaspacestationaroundEarthinordertoprovethatatriptoEuropa,oneofJupiter'smoon,ispossible.Theexperiencegoeswelluntilsomethinghappensonearth.

　　夜幕降临，小镇沉睡，所有人都闭上了眼睛。