John Foster's work has appeared in numerous galleries and exhibitions including,

• The 1987 Art of the Cosmos at UC Berkeley
• The 1989 Dialogs/Starway of Humanity show in Moscow and Pasadena
• The National Air and Space Museum
• Cleveland Museum of Natural History
• The Oregon Museum of Science and Industry

in periodicals including,

• Astronomy Magazine
• Sky & Telescope Magazine

in books including,

• In the Stream of Stars (William K. Hartmann, Workman Publishing, 1990)
• Visions of Space (David Hardy, Dragon's World, 1989)
• Isaac Asimov's Library of the Universe series