Updated on April 29, 2021 at 5:12 pm NBC Universal, Inc. Mars mission team members are trying to figure out what happens next after the tiny experimental helicopter on the Red Planet failed to get off the ground during its fourth attempt to fly. Jet Propulsion Laboratory tweeted that the history-making Ingenuity helicopter on "didn't get off the ground'' Thursday. Mission managers assessing data from the rotorcraft to determine the next steps later said the helicopter is "safe and health," but apparently did not enter flight mode -- considered a possible outcome. Download our NBC DFW mobile app for Apple or Android to get alerts for local breaking news and weather.