Legendary Apollo 11 astronaut Buzz Aldrin recalled several “unusual” phenomena he and the crew encountered during the first moon-landing mission, according to a trove of UFO-related documents released Friday. Aldrin, the second person to walk on the moon, explained three specific oddities he saw during a technical crew debriefing a week after they’d safely splashed back down on Earth in July 1969. “The first unusual thing that we saw I guess was one day out or something pretty close to the moon.