The company continues to SpaceX test reusable launch vehicle Falcon-9R, which, according to company founder Elon Musk, is able to reduce the cost of space launches in a few times. June 19 on his Youtube channel, the company published a video of the test flight of the missile, during which were tested aerodynamic control surfaces, located in its upper part. During the descent they allow controlled flight in a passive mode, without an engine. Earlier this year, have been successfully tested
folding landing gear.
Source:
habrahabr.ru/post/227045/