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| space tower (A space tower is a tower that would reach outer space. To avoid an immediate need for a vehicle launched at orbital velocity to raise its perigee, a tower would have to extend above the edge of space (above the 100 km Kármán line),[22] but a far lower tower height could reduce atmospheric drag losses during ascent. AllaR) | |||
| космическая башня: 2 a las frases, 1 temas |
| Astronáutica | 2 |