Haunebu I

Here is a one of the most awesome German  Nazi UFOs of world war II the 

Haunebu I it's a real saucer shaped air craft that was used by the Nazi during WWII

You can read about it on Wikipedia right here

and here is some of the technical information about it.

• Moderately Armed Flight Gyro
• Diameter: 24.95 m
• Drive: Thule Tachyonator (Triebwerk) 7b
• Control: Mag Field Impulser 4
• Speed: 4,800 km/h(during space flight up to 17,000 km/h)
• Range: Flight time of 18 h
• Armament: 2 x 80 mm KSK in rotating turrets; 4 x MK-108 30mm in body
• Armor: Double Victalen
• Crew: 8
• Max hover duration: 8 minutes
• All weather, day and night, capability
• Spaceflight capable: 60%
• First flight: 1939
• Available for service: 1944
  
  
  
  
  
  I will do more digging for info about german UFOs and keep you updated