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是日靚相 A full-size test article of theSpaceX Crew Dragon namedDragonFly fires its eightSuperDraco engines in a development test of its ability to land with the accuracy of a helicopter using only thethrusters. The company conducted two tethered tests vehicle attached to a crane so engineers could refine the landing software and systems on the spacecraft. SpaceX envisions returning people to Earth from space on the power of thrust instead of beneathparachutes. SpaceX, in partnership withNASA’sCommercial Crew Program, is developing the Crew Dragon andFalcon 9 integrated system to takeastronauts to launch astronauts to theInternational Space Station from the United States. | 每月攝影挑戰賽 Highlights |