. . . "The Mikoyan MiG-41 is an aircraft that is still under development in Russia. Since it is still a new plane, not much is known about it. Officials say that the MiG-41 is able to reach speeds of Mach 4 or Mach 4.3+. The plane is due to go into service in the year 2020."@en . "Mikoyan MiG-41"@en . . "The Mikoyan MiG-41 is an aircraft that is still under development in Russia. Since it is still a new plane, not much is known about it. Officials say that the MiG-41 is able to reach speeds of Mach 4 or Mach 4.3+. The plane is due to go into service in the year 2020."@en . . .