Thor Delta N – McDonnell DouglasFamily: Thor Length: 33 meters Diameter: 2.44 meters Launch Mass: 90The Thor Delta N was manufactured by McDonnell Douglas with the first launch on 1968-08-16. Thor Delta N has 0 successful launches and 0 failed launches with a total of 0 launches. American orbital launch vehicle family with Thor first stage and a delta second stage.Manufacturer McDonnell Douglas is a Commercial USA entity that was founded in and is administered by .McDonnell Douglas has 0 successful launches and 0 failed launches with a total of 0 launches.