Ruinz
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2020-01-10 đã tham giaUnited States
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Ruinz3yrbình luậnThat is every rocket though...they all use rockets to carry rockets. It's called staging.
The space shuttle was the real problem, though. He initially conceived it as a rocket but it would be quite strange to launch a rocket into space using another rocket. This space shuttle actually needed to be quite small to be transported into space while being aerodynamic to leave Earth's atmosphere more easily.