Thor-Delta C article 387/D021 made the first flight of the C configuration and successfully launched NASA's Explorer 18 interplanetary-monitoring spacecraft at 02:30 UTC on 27 November 1963.
Thor-Delta C article 387/D021 made the first flight of the C configuration and successfully launched NASA's Explorer 18 interplanetary-monitoring spacecraft at 02:30 UTC on 27 November 1963.