article_snippet.sent: Ed White spent 20 minutes in space on the spacewalk, or extravehicular activity (EVA), before having to come back in, which Ed White said was 'the saddest moment of my life'.
article_snippet.sent: And had that worse case scenario happened, that worse case scenario could easily have scuppered the Apollo missions that followed including the first of the moon landings four years later in 1969.
article_snippet.sent: He spent 20 minutes in space, and said coming back in was 'the saddest moment of my life'.
article_snippet.sent: It was a really scary, life or death moment. '
article_snippet.sent: It would have been the first major space programme disaster which could have jettisoned the whole space programme.'