" The honest answer is that we don't know the effects of long-duration space travel - possibly years - on the human body, " Van Oosterhout said, adding, this " is a clear task for the field of space medicine."

“老实说，我们不知道长时间的太空旅行——可能是几年——对人体的影响，”范·奥斯特豪特说，并补充说，这“是太空医学领域的一项明确任务”。