astrapophobia

例句：

1. 1.She was terrified of the idea of traveling to space.
   她害怕去太空旅行的想法。
2. 2.The astronaut's fear of heights is a common phobia among astronauts.
   宇航员对高处的恐惧是宇航员中常见的恐惧症。
3. 3.Astronomers often experience phobias related to their work, such as astronomers' fear of the unknown.
   天文学家经常对他们的工作产生恐惧，如天文学家对未知的恐惧。