Skyscraper spaceport, illustration. This futuristic tower rises 20 kilometres into the sky, allowing spacecraft to take off and land with less fuel consumption. Advanced materials would be needed to build such towers. | |
Lizenzart: | Lizenzpflichtig |
Credit: | Science Photo Library / GREGOIRE CIRADE |
Bildgröße: | 5906 px × 3720 px |
Modell-Rechte: | nicht erforderlich |
Eigentums-Rechte: | nicht erforderlich |
Restrictions: |
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