Last Updated
：2025/11/25
solar sail
Noun
Japanese Meaning
宇宙船に搭載される帆状の構造物で、巨大な超薄型の反射鏡から成り、星やレーザー光の輻射圧を利用して推進力を得る技術です。 / 光の圧力を利用し、燃料を必要とせずに宇宙船を推進するための仕組みを持つ、宇宙工学における推進システムの一種です。
（ plural ）
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(astronautics) A sail-like structure on a spacecraft consisting of enormous ultrathin mirrors, propulsion being achieved by the radiation pressure of light from a star or laser.
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solar sail
The probe unfurled its solar sail to catch the faint pressure of sunlight and slowly accelerate toward the outer planets.
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The probe unfurled its solar sail to catch the faint pressure of sunlight and slowly accelerate toward the outer planets.
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