According to Comicbook.com, "'Avengers: Endgame' fans seem to be taking the safety of Tony Stark/Iron Man (Robert Downey Jr.) very seriously, and even NASA is getting in on the conversation." NASA's official Twitter account was bombarded by fans, who have have been jokingly begging them to use all technology and resources to save him. At the end of 'Avengers: Infinity War,' it was left unclear whether or not Iron Man survived the final fight of the film.