Astronomia Educativa S.R.L. - Producing a portable planetarium with star projector and inflatable dome. Includes specifications, FAQ, and photographs.
Brian Greig Orreries - Features detailed photographs and descriptions of examples made for teaching and personal use.
Digitalis Education Solutions - Affordable digital planetarium projector for use in portable or small fixed domes; inflatable domes from 4 to 7 m.
Eclipse Masters - Designs and manufactures various products in the areas of astronomy, entertainment, optics, as well as unique advertising items.
Learning Technologies, Inc. - Portable planetarium and low-cost hands-on science materials.
MMI Corporation - Educational materials including AV, models, globes, portable and permanent planetariums. Catalog available.
Portable Planetariums - Offering an inflatable dome with educational cylinders. Features photographs, and description in English, Spanish and Russian.
Rob Walrecht Planispheres - Planispheres for various latitudes for northern and southern hemispheres and in various languages as well. Also customized planispheres.
Space Craft International - Scale models kits of spacecrafts.
Spaceshots - Astronomy books, software, star atlases, observing guides, Earth imagery and space related products.

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