SpaceX performs an untethered test of their company's Raptor engine mounted on a Starhopper rocket at their facility in Boca Chica, near Brownsville, Texas, U.S. July 24, 2019. (Photo/Agencies)
Starhopper rocket is seen before SpaceX performs an untethered test of the company's Raptor engine mounted on it at their facility in Boca Chica, near Brownsville, Texas, U.S. July 25, 2019. Picture taken July 25. (Photo/Agencies)
Starhopper rocket is seen before SpaceX performs an untethered test of the company's Raptor engine mounted on it at their facility in Boca Chica, near Brownsville, Texas, U.S. July 25, 2019. (Photo/Agencies)
