Canada lunar sample displays the landing of Apollo 17 on the Moon, which was memorialised by astronauts Eugene A. Cernan and Harrison H. Schmitt when they talked directly to the "youth ambassadors" from the surface of the Moon. Matthews was able to see astronaut Neil Armstrong personally at the luxury hotel in Orlando, Florida. He also got quite acquainted with Armstrong's daughter and became lifetime pen pals with her. The program directors promised each "youth ambassador" a lunar sample from the Apollo 17 mission. In 1973 Matthews was sent the Canadian "goodwill moon rock" encased in a clear Lucite ball about the size of
NASA Astronaut Group 4 natural sciences or engineering was a prerequisite for selection), with NASA providing pilot training as necessary. Initial screening of applicants was conducted by the National Academy of Sciences, which characterized the pool as "disappointing." Of the six ultimately chosen, four had military experience, with Garriott having previously completed the USAF Pilot Training Program. Schmitt, a geologist, walked on the Moon, while Garriott, Gibson and Kerwin all flew to Skylab. Garriott also flew on the Space Shuttle. Graveline and Michel left NASA without flying in space. NASA Astronaut Group 4 Astronaut Group 4 (The Scientists) was a group of six astronauts