Thor Able II – McDonnell DouglasFamily: Thor Length: 27.3 meters Diameter: 2.44 meters Launch Mass: 52The Thor Able II was manufactured by McDonnell Douglas with the first launch on 1959-01-23. Thor Able II has 0 successful launches and 0 failed launches with a total of 0 launches. American orbital launch vehicle. Thor with Able stage derived from Vanguard 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.