Astronomia Educativa S.R.L.
   Producing a portable planetarium with star projector and inflatable dome. Includes specifications, FAQ, and photographs.
   http://www.cubex.com.ar

Digitalis Education Solutions
   Affordable digital planetarium projector for use in portable or small fixed domes; inflatable domes from 4 to 7 m.
   http://digitaliseducation.com/

Eclipse Masters
   Designs and manufactures various products in the areas of astronomy, entertainment, optics, as well as unique advertising items.
   http://www.eclipsemasters.com

Learning Technologies, Inc.
   Portable planetarium and low-cost hands-on science materials.
   http://www.starlab.com/

MMI Corporation
   Educational materials including AV, models, globes, portable and permanent planetariums. Catalog available.
   http://www.mmicorporation.com

Portable Planetariums
   Offering an inflatable dome with educational cylinders. Features photographs, and description in English, Spanish and Russian.
   http://www.planetarios.com

Rob Walrecht Planispheres
   Planispheres for various latitudes for northern and southern hemispheres and in various languages as well. Also customized planispheres.
   https://www.walrecht.nl/

Space Craft International
   Scale models kits of spacecrafts.
   http://spacecraftkits.com/

Spaceshots
   Astronomy books, software, star atlases, observing guides, Earth imagery and space related products.
   http://www.spaceshots.com/