The Starhopper test article performed an untethered hop to an altitude of 20m.
Prototype of SpaceX's Starship, a fully reusable second stage and space vehicle.See Starship Details
Starhopper successfully landed after its first untethered hop.Result: Successful Return to Landing Site landing at SpaceX Starship Landing Pad.
Space Exploration Technologies Corp., known as SpaceX, is an American aerospace manufacturer and space transport services company headquartered in Hawthorne, California. It was founded in 2002 by entrepreneur Elon Musk with the goal of reducing space transportation costs and enabling the colonization of Mars. SpaceX has many pads, on the East Coast of the US they own SLC-40 at Cape Canaveral and LC-39A at the Kennedy Space Center for their lower inclination launches. They also own SLC-4E at Vandenberg, California for their high inclination launches. Another site is also being developed at Boca Chica, Texas.INFO WIKI