Buzz Aldrin propellants, with an expected five and a half month journey from the Earth to Mars, and a return trip to Earth of about the same duration on a twin-cycler. Aldrin continues to research this concept with engineers from Purdue University. In December 2003, Aldrin published an opinion piece in "The New York Times" criticizing NASA's objectives. In it, he voiced concern about NASA's development of a spacecraft "limited to transporting four astronauts at a time with little or no cargo carrying capability" and declared the goal of sending astronauts back to the Moon was "more like reaching for past glory
Apollo 11 in popular culture that was away, they concluded that it was most likely one of four panels that had linked the spacecraft and the upper stage. Later popular accounts often described this as a "UFO sighting" or claimed the widely reported incident had been "covered up." At age 76, astronaut Buzz Aldrin said in a television documentary, "There was something out there, close enough to be observed, and what could it be?... Now, obviously the three of us weren't going to blurt out, 'Hey, Houston, we've got something moving alongside of us and we don't know what it is', you know?... We knew