noun
space plane
A reusable spacecraft that can take off and land like an airplane, often used in aerospace contexts.
スペースプレーンは、宇宙と地球の間を往復できる乗り物です。
A space plane is a vehicle that can travel back and forth between space and Earth.
Variant with interpunct; less common but sometimes seen in technical contexts.
スペースシャトル (space shuttle) is a specific type of space plane developed by NASA, while スペースプレーン is a broader term for any reusable winged spacecraft.
Loanword from English 'space plane'.