Astronauts training in free-fall. NASA and ESA (European Space Agency) astronauts training in free-fall conditions aboard a Zero-G aircraft KC-135. The astronauts are preparing for the STS 61-A/Spacelab D-1 mission. The aircraft allowed them to experience weightlessness. Photographed 17th December 1984. | |
Lizenzart: | Lizenzpflichtig |
Credit: | Science Photo Library / NASA |
Bildgröße: | 4148 px × 4214 px |
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