What happened to the astronauts after the Challenger explosion?
From Rick Adams “The Challenger’s Final Minutes” [which is a comprehensive resources on this matter]. Recently what purports to be a radio transcript of the Challenger crew’s last minutes has been showing up on computer bulletin boards…. If the cabin depressurized immediately, the crew would have survived 6-15 seconds; if not, they might have lived 2-1/2 minutes.