From the List of these astronauts Who did NOT walk on the Moon? Correct
Michael Collins is the astronaut who did NOT walk on the Moon. While Buzz Aldrin, Alan Shepard, and Eugene Cernan all made historic lunar walks during various Apollo missions, Collins played a crucial role as the command module pilot for Apollo 11, orbiting the Moon while Neil Armstrong and Buzz Aldrin conducted the first manned lunar landing. Collins remained in the command module Columbia during the mission, ensuring its safe return to Earth after Armstrong and Aldrin’s successful moonwalk.
Source:
https://www.youtube.com/watch?v=UgE19bTbM18
https://www.threads.com/@beliproduk.official/post/DRp7MYdE5ml