Solar System AR 4D it's a simple app to travel into space using Augmented Reality! Explore the space by move through the planets! 1-English: 3D models appear when the user points with the camera to any surface such as ground or walls. - The user can control the three-dimensional 3D models. - The user can also take pictures. - The user can also control the size of the 3D object using two fingers on the phone screen. - The application also pronounces the name of the 3D object according to the 3D object displayed. 2-Arabic: 3D models appear when the user points with the camera to any surface such as ground or walls. - The user can control the three-dimensional 3D models. - The user can also take pictures. - The user can also control the size of the 3D object using two fingers on the phone screen. - The application also pronounces the name of the 3D object according to the 3D object displayed. 3-French: 3D models appear when the user points with the camera to any surface such as ground or walls. - The user can control the three-dimensional 3D models. - The user can also take pictures. - The user can also control the size of the 3D object using two fingers on the phone screen. - The application also pronounces the name of the 3D object according to the 3D object displayed.