Question: What is the name of the American physicist and NASA astronaut who died during the launch of the Space Shuttle 'Challenger', and for the victims of which was held the 'Rendez-vous Houston', the largest outdoor concert in history by musician Jean Michel Jarre?
Sentence (from "Paris La Défense – Une Ville En Concert"): About 2.5 million people standing in front of the pyramidal stage all the way down to the Arc de Triomphe witnessed this event, setting a new "Guinness Book of Records" entry for Jarre.
Relevant evidence: No