點一下裝置使用者，然後透過輕觸或滑動手勢進行探索。 登入. 註冊. 使用者頭像. Volim Te. @Micrometeoroids·. I'M GAY. 0 名粉絲. ·. 6 人追蹤中. 追蹤. ... <看更多>

You might really mean meteoroids or micrometeoroids, not asteroids. It is difficult to intentionally hit an asteroid with a spacecraft, requiring autonomous ... ... <看更多>

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Micrometeoroids and orbital debris pose threats to spacecraft as they travel at speeds of 17500 mph in low-Earth orbit, and 24000+ mph for trips to the... ... <看更多>