.MSH File Extension

Proprietary 3D model mesh format used by Orbiter, a free space flight simulation program; saves the three-dimensional structure of a shuttle, station, or another space object; uses ASCII text formatting and specifies vertices and mesh groups for different parts of the model, as well as the textures (.DDS files) and materials to apply to the model.

MSH files are saved in the \Meshes\ folder of the software installation.

Movie project created with Visual Communicator; contains video clips, audio files, images, and custom text clippings and effects; used for creating professional-quality video; similar to a Windows Movie Maker Project (.MSWMM file).

Serious Magic, the original developer of Visual Communicator, was acquired by Adobe Systems in 2006.